"sangu" meaning in Welsh

{
  "forms": [
    {
      "form": "sangaf",
      "tags": [
        "first-person",
        "present",
        "singular"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sang"
      },
      "expansion": "sangu (first-person singular present sangaf, not mutable)",
      "name": "cy-verb"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "to trample, to tread",
          "word": "sengi"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 8 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "alternative form of sengi (“to trample, to tread”)"
      ],
      "id": "en-sangu-cy-verb-X4btbY~r",
      "links": [
        [
          "sengi",
          "sengi#Welsh"
        ]
      ],
      "raw_glosses": [
        "(transitive) alternative form of sengi (“to trample, to tread”)"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "not-mutable",
        "transitive"
      ]
    }
  ],
  "word": "sangu"
}

{
  "forms": [
    {
      "form": "sangaf",
      "tags": [
        "first-person",
        "present",
        "singular"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sang"
      },
      "expansion": "sangu (first-person singular present sangaf, not mutable)",
      "name": "cy-verb"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "to trample, to tread",
          "word": "sengi"
        }
      ],
      "categories": [
        "Pages with 8 entries",
        "Pages with entries",
        "Welsh entries with incorrect language header",
        "Welsh lemmas",
        "Welsh non-mutable terms",
        "Welsh transitive verbs",
        "Welsh verbs",
        "Welsh verbs with red links in their headword lines"
      ],
      "glosses": [
        "alternative form of sengi (“to trample, to tread”)"
      ],
      "links": [
        [
          "sengi",
          "sengi#Welsh"
        ]
      ],
      "raw_glosses": [
        "(transitive) alternative form of sengi (“to trample, to tread”)"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "not-mutable",
        "transitive"
      ]
    }
  ],
  "word": "sangu"
}