"подчертаване" meaning in Bulgarian

{
  "forms": [
    {
      "form": "подчерта́ване",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "podčertávane",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "подчерта́ване"
      },
      "expansion": "подчерта́ване • (podčertávane) n",
      "name": "bg-verbal noun"
    }
  ],
  "lang": "Bulgarian",
  "lang_code": "bg",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Bulgarian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "extra": "podčertávam",
          "word": "подчерта́вам"
        }
      ],
      "glosses": [
        "verbal noun of подчерта́вам (podčertávam)"
      ],
      "id": "en-подчертаване-bg-noun-VRxUQvJ8",
      "links": [
        [
          "подчерта́вам",
          "подчертавам#Bulgarian"
        ]
      ],
      "tags": [
        "form-of",
        "noun-from-verb"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[pott͡ʃɛrˈtavɐnɛ]"
    }
  ],
  "word": "подчертаване"
}

{
  "forms": [
    {
      "form": "подчерта́ване",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "podčertávane",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "подчерта́ване"
      },
      "expansion": "подчерта́ване • (podčertávane) n",
      "name": "bg-verbal noun"
    }
  ],
  "lang": "Bulgarian",
  "lang_code": "bg",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Bulgarian entries with incorrect language header",
        "Bulgarian lemmas",
        "Bulgarian neuter nouns",
        "Bulgarian nouns",
        "Bulgarian terms with IPA pronunciation",
        "Bulgarian verbal nouns"
      ],
      "form_of": [
        {
          "extra": "podčertávam",
          "word": "подчерта́вам"
        }
      ],
      "glosses": [
        "verbal noun of подчерта́вам (podčertávam)"
      ],
      "links": [
        [
          "подчерта́вам",
          "подчертавам#Bulgarian"
        ]
      ],
      "tags": [
        "form-of",
        "noun-from-verb"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[pott͡ʃɛrˈtavɐnɛ]"
    }
  ],
  "word": "подчертаване"
}