"s-" meaning in Serbo-Croatian

{
  "forms": [
    {
      "form": "с-",
      "tags": [
        "Cyrillic"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "s- (Cyrillic spelling с-)",
      "name": "sh-prefix"
    }
  ],
  "lang": "Serbo-Croatian",
  "lang_code": "sh",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 16 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Serbo-Croatian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "s- + pùstiti → spùstiti",
          "type": "example"
        },
        {
          "text": "s- + znȁti → sàznati",
          "type": "example"
        },
        {
          "text": "s- + lòmiti → slòmiti",
          "type": "example"
        },
        {
          "text": "s- + glȅdati → sàgledati",
          "type": "example"
        },
        {
          "text": "s- + kȕpiti → skȕpiti",
          "type": "example"
        },
        {
          "text": "s- + klòniti → sklòniti",
          "type": "example"
        },
        {
          "text": "s- + náći → snȃći",
          "type": "example"
        }
      ],
      "glosses": [
        "Prepended to verbs, usually forming a perfective from an imperfective verb."
      ],
      "id": "en-s--sh-prefix-AJKJlfoB",
      "synonyms": [
        {
          "alt": "before affricates, fricatives and certain consonant clusters",
          "word": "sa-"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "s-"
}

{
  "forms": [
    {
      "form": "с-",
      "tags": [
        "Cyrillic"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "s- (Cyrillic spelling с-)",
      "name": "sh-prefix"
    }
  ],
  "lang": "Serbo-Croatian",
  "lang_code": "sh",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Pages with 16 entries",
        "Pages with entries",
        "Serbo-Croatian entries with incorrect language header",
        "Serbo-Croatian lemmas",
        "Serbo-Croatian prefixes"
      ],
      "examples": [
        {
          "text": "s- + pùstiti → spùstiti",
          "type": "example"
        },
        {
          "text": "s- + znȁti → sàznati",
          "type": "example"
        },
        {
          "text": "s- + lòmiti → slòmiti",
          "type": "example"
        },
        {
          "text": "s- + glȅdati → sàgledati",
          "type": "example"
        },
        {
          "text": "s- + kȕpiti → skȕpiti",
          "type": "example"
        },
        {
          "text": "s- + klòniti → sklòniti",
          "type": "example"
        },
        {
          "text": "s- + náći → snȃći",
          "type": "example"
        }
      ],
      "glosses": [
        "Prepended to verbs, usually forming a perfective from an imperfective verb."
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "synonyms": [
    {
      "alt": "before affricates, fricatives and certain consonant clusters",
      "word": "sa-"
    }
  ],
  "word": "s-"
}