"-eo" meaning in Spanish

{
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "la",
        "3": "-eus"
      },
      "expansion": "Latin -eus",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin -eus.",
  "forms": [
    {
      "form": "-ea",
      "tags": [
        "feminine"
      ]
    },
    {
      "form": "-eos",
      "tags": [
        "masculine",
        "plural"
      ]
    },
    {
      "form": "-eas",
      "tags": [
        "feminine",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "-eo (adjective-forming suffix, feminine -ea, masculine plural -eos, feminine plural -eas)",
      "name": "es-adj"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "suffix",
  "senses": [
    {
      "glosses": [
        "-eous; forms adjectives meaning resembling or having characteristics of the related term"
      ],
      "id": "en--eo-es-suffix-8oyYpaRI",
      "links": [
        [
          "-eous",
          "-eous"
        ]
      ],
      "related": [
        {
          "word": "-áceo"
        },
        {
          "word": "-áneo"
        },
        {
          "word": "-io"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-eo"
}

{
  "etymology_number": 2,
  "forms": [
    {
      "form": "-eos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "-eo m (noun-forming suffix, plural -eos)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "_dis": "41 59",
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "forms nouns from verbs suffixed with -ear, means 'action and effect'"
      ],
      "id": "en--eo-es-suffix-cRPcfuez",
      "links": [
        [
          "-ear",
          "-ear#Spanish"
        ]
      ],
      "tags": [
        "masculine",
        "morpheme"
      ]
    }
  ],
  "word": "-eo"
}

{
  "categories": [
    "Spanish adjective-forming suffixes",
    "Spanish countable suffixes",
    "Spanish entries with incorrect language header",
    "Spanish lemmas",
    "Spanish masculine suffixes",
    "Spanish noun-forming suffixes",
    "Spanish suffixes",
    "Spanish terms derived from Latin"
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "la",
        "3": "-eus"
      },
      "expansion": "Latin -eus",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin -eus.",
  "forms": [
    {
      "form": "-ea",
      "tags": [
        "feminine"
      ]
    },
    {
      "form": "-eos",
      "tags": [
        "masculine",
        "plural"
      ]
    },
    {
      "form": "-eas",
      "tags": [
        "feminine",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "-eo (adjective-forming suffix, feminine -ea, masculine plural -eos, feminine plural -eas)",
      "name": "es-adj"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "suffix",
  "related": [
    {
      "word": "-áceo"
    },
    {
      "word": "-áneo"
    },
    {
      "word": "-io"
    }
  ],
  "senses": [
    {
      "glosses": [
        "-eous; forms adjectives meaning resembling or having characteristics of the related term"
      ],
      "links": [
        [
          "-eous",
          "-eous"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-eo"
}

{
  "categories": [
    "Spanish countable suffixes",
    "Spanish entries with incorrect language header",
    "Spanish lemmas",
    "Spanish masculine suffixes",
    "Spanish noun-forming suffixes",
    "Spanish suffixes"
  ],
  "etymology_number": 2,
  "forms": [
    {
      "form": "-eos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "-eo m (noun-forming suffix, plural -eos)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "suffix",
  "senses": [
    {
      "glosses": [
        "forms nouns from verbs suffixed with -ear, means 'action and effect'"
      ],
      "links": [
        [
          "-ear",
          "-ear#Spanish"
        ]
      ],
      "tags": [
        "masculine",
        "morpheme"
      ]
    }
  ],
  "word": "-eo"
}