"eu-" meaning in Translingual

{
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": ":der",
        "3": "la-new:-<ety:der<grc:εὐ->>",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *h₁wes-\nProto-Indo-European *-us\nProto-Indo-European *h₁wésus?\nProto-Indo-European *h₁es-?\nProto-Indo-European *h₁su-\nProto-Hellenic *ehu-\nAncient Greek ἐΰς (eǘs)\nAncient Greek εὖ (eû)\nAncient Greek εὐ- (eu-)der.\nNew Latinder.\nTranslingual eu-\n[Appendix:Glossary#derived_terms|Derived]] from\", \"terms\" : [ { \"lang_name\" : \"New Latin\", \"status\" : \"inline\", \"children\" : [ { \"keyword_abbrev\" : \"der.\", \"keyword_label\" : \"Derived from\", \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"id\" : \"well\", \"children\" : [ { \"terms\" : [ { \"id\" : \"good\", \"children\" : [ { \"terms\" : [ { \"id\" : \"good\", \"children\" : [ { \"terms\" : [ { \"id\" : \"good\", \"children\" : [ { \"terms\" : [ { \"is_uncertain\" : true, \"id\" : \"good\", \"children\" : [ { \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₁wes-\", \"status\" : \"missing\", \"lang\" : \"ine-pro\" }, { \"children\" : [ ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*-us\", \"status\" : \"ok\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"From\", \"is_group\" : true, \"keyword\" : \"affix\" } ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₁wésus\", \"lang\" : \"ine-pro\" }, { \"is_uncertain\" : true, \"id\" : \"be\", \"children\" : [ ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₁es-\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₁su-\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Hellenic\", \"term\" : \"*ehu-\", \"lang\" : \"grk-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"status\" : \"ok\", \"lang_name\" : \"Ancient Greek\", \"term\" : \"ἐΰς\", \"lang\" : \"grc\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"status\" : \"ok\", \"lang_name\" : \"Ancient Greek\", \"term\" : \"εὖ\", \"lang\" : \"grc\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Ancient Greek\", \"term\" : \"εὐ-\", \"status\" : \"ok\", \"lang\" : \"grc\" } ], \"keyword\" : \"derived\" } ], \"lang\" : \"la-new\" } ], \"keyword\" : \"derived\" } ], \"lang_name\" : \"Translingual\", \"term\" : \"eu-\", \"status\" : \"ok\", \"lang\" : \"mul\" }\" data-lang=\"mul\" data-title=\"eu-\">",
      "name": "etymon"
    },
    {
      "args": {
        "1": "mul",
        "2": "la-new",
        "3": "-"
      },
      "expansion": "New Latin",
      "name": "der"
    },
    {
      "args": {
        "1": "mul",
        "2": "grc",
        "3": "εὖ",
        "4": "",
        "5": "well, good"
      },
      "expansion": "Ancient Greek εὖ (eû, “well, good”)",
      "name": "der"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *h₁wes-\nProto-Indo-European *-us\nProto-Indo-European *h₁wésus?\nProto-Indo-European *h₁es-?\nProto-Indo-European *h₁su-\nProto-Hellenic *ehu-\nAncient Greek ἐΰς (eǘs)\nAncient Greek εὖ (eû)\nAncient Greek εὐ- (eu-)der.\nNew Latinder.\nTranslingual eu-\nNew Latin, from Ancient Greek εὖ (eû, “well, good”)",
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "prefix"
      },
      "expansion": "eu-",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymon",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual entries with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual entries with etymon",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual entries with incorrect language header",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Used to form taxonomic names corresponding to English vernacular names beginning with true"
      ],
      "id": "en-eu--mul-prefix-2-HzO8~8",
      "links": [
        [
          "true",
          "true#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "eu-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": ":der",
        "3": "la-new:-<ety:der<grc:εὐ->>",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *h₁wes-\nProto-Indo-European *-us\nProto-Indo-European *h₁wésus?\nProto-Indo-European *h₁es-?\nProto-Indo-European *h₁su-\nProto-Hellenic *ehu-\nAncient Greek ἐΰς (eǘs)\nAncient Greek εὖ (eû)\nAncient Greek εὐ- (eu-)der.\nNew Latinder.\nTranslingual eu-\n[Appendix:Glossary#derived_terms|Derived]] from\", \"terms\" : [ { \"lang_name\" : \"New Latin\", \"status\" : \"inline\", \"children\" : [ { \"keyword_abbrev\" : \"der.\", \"keyword_label\" : \"Derived from\", \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"id\" : \"well\", \"children\" : [ { \"terms\" : [ { \"id\" : \"good\", \"children\" : [ { \"terms\" : [ { \"id\" : \"good\", \"children\" : [ { \"terms\" : [ { \"id\" : \"good\", \"children\" : [ { \"terms\" : [ { \"is_uncertain\" : true, \"id\" : \"good\", \"children\" : [ { \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₁wes-\", \"status\" : \"missing\", \"lang\" : \"ine-pro\" }, { \"children\" : [ ], \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*-us\", \"status\" : \"ok\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"From\", \"is_group\" : true, \"keyword\" : \"affix\" } ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₁wésus\", \"lang\" : \"ine-pro\" }, { \"is_uncertain\" : true, \"id\" : \"be\", \"children\" : [ ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₁es-\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Indo-European\", \"term\" : \"*h₁su-\", \"lang\" : \"ine-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"status\" : \"ok\", \"lang_name\" : \"Proto-Hellenic\", \"term\" : \"*ehu-\", \"lang\" : \"grk-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"status\" : \"ok\", \"lang_name\" : \"Ancient Greek\", \"term\" : \"ἐΰς\", \"lang\" : \"grc\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"status\" : \"ok\", \"lang_name\" : \"Ancient Greek\", \"term\" : \"εὖ\", \"lang\" : \"grc\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Ancient Greek\", \"term\" : \"εὐ-\", \"status\" : \"ok\", \"lang\" : \"grc\" } ], \"keyword\" : \"derived\" } ], \"lang\" : \"la-new\" } ], \"keyword\" : \"derived\" } ], \"lang_name\" : \"Translingual\", \"term\" : \"eu-\", \"status\" : \"ok\", \"lang\" : \"mul\" }\" data-lang=\"mul\" data-title=\"eu-\">",
      "name": "etymon"
    },
    {
      "args": {
        "1": "mul",
        "2": "la-new",
        "3": "-"
      },
      "expansion": "New Latin",
      "name": "der"
    },
    {
      "args": {
        "1": "mul",
        "2": "grc",
        "3": "εὖ",
        "4": "",
        "5": "well, good"
      },
      "expansion": "Ancient Greek εὖ (eû, “well, good”)",
      "name": "der"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *h₁wes-\nProto-Indo-European *-us\nProto-Indo-European *h₁wésus?\nProto-Indo-European *h₁es-?\nProto-Indo-European *h₁su-\nProto-Hellenic *ehu-\nAncient Greek ἐΰς (eǘs)\nAncient Greek εὖ (eû)\nAncient Greek εὐ- (eu-)der.\nNew Latinder.\nTranslingual eu-\nNew Latin, from Ancient Greek εὖ (eû, “well, good”)",
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "prefix"
      },
      "expansion": "eu-",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Pages using catfix",
        "Pages with 4 entries",
        "Pages with entries",
        "Pages with etymology trees",
        "Pages with etymon",
        "Translingual entries with etymology trees",
        "Translingual entries with etymon",
        "Translingual entries with incorrect language header",
        "Translingual lemmas",
        "Translingual prefixes",
        "Translingual terms derived from Ancient Greek",
        "Translingual terms derived from New Latin",
        "Translingual terms derived from Proto-Hellenic",
        "Translingual terms derived from Proto-Indo-European",
        "Translingual terms derived from the Proto-Indo-European root *h₁es-",
        "Translingual terms derived from the Proto-Indo-European word *h₁wésus"
      ],
      "glosses": [
        "Used to form taxonomic names corresponding to English vernacular names beginning with true"
      ],
      "links": [
        [
          "true",
          "true#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "eu-"
}