"-ovka" meaning in Czech

{
  "etymology_text": "Probably from -ový + -ka. For instance, ledovka can be analyzed as ledový + -ka or led + -ovka.",
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "-ovka f (noun-forming suffix)",
      "name": "cs-noun"
    }
  ],
  "lang": "Czech",
  "lang_code": "cs",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Czech entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "žár + -ovka → žárovka",
          "type": "example"
        }
      ],
      "glosses": [
        "forms nouns from nouns"
      ],
      "id": "en--ovka-cs-suffix-lF799qQ2",
      "tags": [
        "feminine",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ ofka]"
    },
    {
      "rhymes": "-ofka"
    }
  ],
  "word": "-ovka"
}

{
  "etymology_text": "Probably from -ový + -ka. For instance, ledovka can be analyzed as ledový + -ka or led + -ovka.",
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "-ovka f (noun-forming suffix)",
      "name": "cs-noun"
    }
  ],
  "lang": "Czech",
  "lang_code": "cs",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Czech entries with incorrect language header",
        "Czech feminine suffixes",
        "Czech lemmas",
        "Czech noun-forming suffixes",
        "Czech suffixes",
        "Czech terms with IPA pronunciation",
        "Pages with 2 entries",
        "Pages with entries",
        "Rhymes:Czech/ofka"
      ],
      "examples": [
        {
          "text": "žár + -ovka → žárovka",
          "type": "example"
        }
      ],
      "glosses": [
        "forms nouns from nouns"
      ],
      "tags": [
        "feminine",
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ ofka]"
    },
    {
      "rhymes": "-ofka"
    }
  ],
  "word": "-ovka"
}

{
  "called_from": "form_descriptions/1698",
  "msg": "unrecognized head form: noun-forming suffix",
  "path": [
    "-ovka"
  ],
  "section": "Czech",
  "subsection": "suffix",
  "title": "-ovka",
  "trace": ""
}