"syn" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "synnu",
        "3": "",
        "4": "to surprise"
      },
      "expansion": "Back-formation from synnu (“to surprise”)",
      "name": "bf"
    }
  ],
  "etymology_text": "Back-formation from synnu (“to surprise”).",
  "forms": [
    {
      "form": "syn",
      "tags": [
        "feminine",
        "singular"
      ]
    },
    {
      "form": "synion",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "syned",
      "tags": [
        "equative"
      ]
    },
    {
      "form": "synach",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "synaf",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ach",
        "pl": "synion"
      },
      "expansion": "syn (feminine singular syn, plural synion, equative syned, comparative synach, superlative synaf, not mutable)",
      "name": "cy-adj"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "26 26 22 26",
          "kind": "other",
          "name": "Welsh back-formations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "25 25 25 25",
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "astonished, astounded"
      ],
      "id": "en-syn-cy-adj-Z~~PDNf6",
      "links": [
        [
          "astonished",
          "astonished"
        ],
        [
          "astounded",
          "astounded"
        ]
      ],
      "tags": [
        "not-mutable"
      ]
    },
    {
      "categories": [
        {
          "_dis": "26 26 22 26",
          "kind": "other",
          "name": "Welsh back-formations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "25 25 25 25",
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "dazed, stunned"
      ],
      "id": "en-syn-cy-adj-bvbOdJCI",
      "links": [
        [
          "dazed",
          "dazed"
        ],
        [
          "stunned",
          "stunned"
        ]
      ],
      "tags": [
        "not-mutable"
      ]
    },
    {
      "categories": [
        {
          "_dis": "26 26 22 26",
          "kind": "other",
          "name": "Welsh back-formations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "25 25 25 25",
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "aghast, frightened"
      ],
      "id": "en-syn-cy-adj--tdZROS8",
      "links": [
        [
          "aghast",
          "aghast"
        ],
        [
          "frightened",
          "frightened"
        ]
      ],
      "tags": [
        "not-mutable"
      ]
    },
    {
      "categories": [
        {
          "_dis": "26 26 22 26",
          "kind": "other",
          "name": "Welsh back-formations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "25 25 25 25",
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "amazing, astonishing"
      ],
      "id": "en-syn-cy-adj-bgQyU8ly",
      "links": [
        [
          "amazing",
          "amazing"
        ],
        [
          "astonishing",
          "astonishing"
        ]
      ],
      "synonyms": [
        {
          "word": "syndodol"
        },
        {
          "word": "syfrdanol"
        }
      ],
      "tags": [
        "not-mutable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sɨːn/",
      "tags": [
        "North-Wales"
      ]
    },
    {
      "ipa": "/siːn/",
      "tags": [
        "South-Wales"
      ]
    },
    {
      "rhymes": "-ɨːn"
    }
  ],
  "word": "syn"
}

{
  "categories": [
    "Pages with 23 entries",
    "Pages with entries",
    "Rhymes:Welsh/ɨːn",
    "Rhymes:Welsh/ɨːn/1 syllable",
    "Welsh adjectives",
    "Welsh adjectives with red links in their headword lines",
    "Welsh back-formations",
    "Welsh entries with incorrect language header",
    "Welsh lemmas",
    "Welsh non-mutable terms",
    "West Frisian determiners",
    "West Frisian entries with incorrect language header",
    "West Frisian lemmas",
    "West Frisian possessive determiners",
    "West Frisian terms derived from Old Frisian",
    "West Frisian terms derived from Proto-Germanic",
    "West Frisian terms derived from Proto-West Germanic",
    "West Frisian terms inherited from Old Frisian",
    "West Frisian terms inherited from Proto-Germanic",
    "West Frisian terms inherited from Proto-West Germanic"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "synnu",
        "3": "",
        "4": "to surprise"
      },
      "expansion": "Back-formation from synnu (“to surprise”)",
      "name": "bf"
    }
  ],
  "etymology_text": "Back-formation from synnu (“to surprise”).",
  "forms": [
    {
      "form": "syn",
      "tags": [
        "feminine",
        "singular"
      ]
    },
    {
      "form": "synion",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "syned",
      "tags": [
        "equative"
      ]
    },
    {
      "form": "synach",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "synaf",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ach",
        "pl": "synion"
      },
      "expansion": "syn (feminine singular syn, plural synion, equative syned, comparative synach, superlative synaf, not mutable)",
      "name": "cy-adj"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "astonished, astounded"
      ],
      "links": [
        [
          "astonished",
          "astonished"
        ],
        [
          "astounded",
          "astounded"
        ]
      ],
      "tags": [
        "not-mutable"
      ]
    },
    {
      "glosses": [
        "dazed, stunned"
      ],
      "links": [
        [
          "dazed",
          "dazed"
        ],
        [
          "stunned",
          "stunned"
        ]
      ],
      "tags": [
        "not-mutable"
      ]
    },
    {
      "glosses": [
        "aghast, frightened"
      ],
      "links": [
        [
          "aghast",
          "aghast"
        ],
        [
          "frightened",
          "frightened"
        ]
      ],
      "tags": [
        "not-mutable"
      ]
    },
    {
      "glosses": [
        "amazing, astonishing"
      ],
      "links": [
        [
          "amazing",
          "amazing"
        ],
        [
          "astonishing",
          "astonishing"
        ]
      ],
      "synonyms": [
        {
          "word": "syndodol"
        },
        {
          "word": "syfrdanol"
        }
      ],
      "tags": [
        "not-mutable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sɨːn/",
      "tags": [
        "North-Wales"
      ]
    },
    {
      "ipa": "/siːn/",
      "tags": [
        "South-Wales"
      ]
    },
    {
      "rhymes": "-ɨːn"
    }
  ],
  "word": "syn"
}