"powstawać" meaning in Old Polish

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "zlw-mas",
            "2": "powstawacz"
          },
          "expansion": "Masurian: powstawacz",
          "name": "desc"
        }
      ],
      "text": "Masurian: powstawacz"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "pl",
            "2": "powstawać"
          },
          "expansion": "Polish: powstawać",
          "name": "desc"
        }
      ],
      "text": "Polish: powstawać"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "szl",
            "2": "powstŏwać"
          },
          "expansion": "Silesian: powstŏwać",
          "name": "desc"
        }
      ],
      "text": "Silesian: powstŏwać"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "po-",
        "3": "wstawać"
      },
      "expansion": "po- + wstawać",
      "name": "af"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "the 15th century",
      "name": "etydate/the"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "First attested in the 15th century",
      "name": "etydate"
    }
  ],
  "etymology_text": "From po- + wstawać. First attested in the 15th century.",
  "forms": [
    {
      "form": "powstać",
      "tags": [
        "perfective"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "impf",
        "pf": "powstać"
      },
      "expansion": "powstawać impf (perfective powstać)",
      "name": "zlw-opl-verb"
    }
  ],
  "lang": "Old Polish",
  "lang_code": "zlw-opl",
  "pos": "verb",
  "related": [
    {
      "_dis1": "0 0",
      "word": "powstanie"
    },
    {
      "_dis1": "0 0",
      "tags": [
        "imperfective"
      ],
      "word": "powstajać"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old Polish quotations with omitted translation",
          "parents": [
            "Quotations with omitted translation",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "_dis": "67 33",
          "kind": "other",
          "name": "Old Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "68 32",
          "kind": "other",
          "name": "Old Polish terms prefixed with po-",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "1930 [c. 1455], “Jer”, in Ludwik Bernacki, editor, Biblia królowej Zofii (Biblia szaroszpatacka), 29, 19:",
          "text": "Ktora-m to slal k nym przes slugy me proroki, w noci powstawaiøcz (consurgens) a posilaiøczP",
          "type": "quote"
        }
      ],
      "glosses": [
        "to rise, to stand up"
      ],
      "id": "en-powstawać-zlw-opl-verb-kXDNgIqT",
      "links": [
        [
          "rise",
          "rise"
        ],
        [
          "stand up",
          "stand up"
        ]
      ],
      "tags": [
        "imperfective"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old Polish quotations with omitted translation",
          "parents": [
            "Quotations with omitted translation",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1930 [c. 1455], “Deut”, in Ludwik Bernacki, editor, Biblia królowej Zofii (Biblia szaroszpatacka), 22, 26:",
          "text": "Iako lotr powstawa (consurgit) przecziw bratv swemv",
          "type": "quote"
        }
      ],
      "glosses": [
        "to attack someone's life"
      ],
      "id": "en-powstawać-zlw-opl-verb-5fAnllbY",
      "links": [
        [
          "attack",
          "attack"
        ],
        [
          "life",
          "life"
        ]
      ],
      "tags": [
        "imperfective"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pɔfsta(ː)vat͡ɕ/",
      "note": "10ᵗʰ–15ᵗʰ CE"
    },
    {
      "ipa": "/pɔfstavat͡ɕ/",
      "note": "15ᵗʰ CE"
    },
    {
      "ipa": "/pɔfstɒvat͡ɕ/",
      "note": "15ᵗʰ CE"
    }
  ],
  "word": "powstawać"
}

{
  "categories": [
    "Old Polish entries with incorrect language header",
    "Old Polish imperfective verbs",
    "Old Polish lemmas",
    "Old Polish terms prefixed with po-",
    "Old Polish terms with IPA pronunciation",
    "Old Polish verbs",
    "Pages with 2 entries"
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "zlw-mas",
            "2": "powstawacz"
          },
          "expansion": "Masurian: powstawacz",
          "name": "desc"
        }
      ],
      "text": "Masurian: powstawacz"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "pl",
            "2": "powstawać"
          },
          "expansion": "Polish: powstawać",
          "name": "desc"
        }
      ],
      "text": "Polish: powstawać"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "szl",
            "2": "powstŏwać"
          },
          "expansion": "Silesian: powstŏwać",
          "name": "desc"
        }
      ],
      "text": "Silesian: powstŏwać"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "po-",
        "3": "wstawać"
      },
      "expansion": "po- + wstawać",
      "name": "af"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "the 15th century",
      "name": "etydate/the"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "First attested in the 15th century",
      "name": "etydate"
    }
  ],
  "etymology_text": "From po- + wstawać. First attested in the 15th century.",
  "forms": [
    {
      "form": "powstać",
      "tags": [
        "perfective"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "impf",
        "pf": "powstać"
      },
      "expansion": "powstawać impf (perfective powstać)",
      "name": "zlw-opl-verb"
    }
  ],
  "lang": "Old Polish",
  "lang_code": "zlw-opl",
  "pos": "verb",
  "related": [
    {
      "word": "powstanie"
    },
    {
      "tags": [
        "imperfective"
      ],
      "word": "powstajać"
    }
  ],
  "senses": [
    {
      "categories": [
        "Old Polish quotations with omitted translation",
        "Old Polish terms with quotations"
      ],
      "examples": [
        {
          "ref": "1930 [c. 1455], “Jer”, in Ludwik Bernacki, editor, Biblia królowej Zofii (Biblia szaroszpatacka), 29, 19:",
          "text": "Ktora-m to slal k nym przes slugy me proroki, w noci powstawaiøcz (consurgens) a posilaiøczP",
          "type": "quote"
        }
      ],
      "glosses": [
        "to rise, to stand up"
      ],
      "links": [
        [
          "rise",
          "rise"
        ],
        [
          "stand up",
          "stand up"
        ]
      ],
      "tags": [
        "imperfective"
      ]
    },
    {
      "categories": [
        "Old Polish quotations with omitted translation",
        "Old Polish terms with quotations"
      ],
      "examples": [
        {
          "ref": "1930 [c. 1455], “Deut”, in Ludwik Bernacki, editor, Biblia królowej Zofii (Biblia szaroszpatacka), 22, 26:",
          "text": "Iako lotr powstawa (consurgit) przecziw bratv swemv",
          "type": "quote"
        }
      ],
      "glosses": [
        "to attack someone's life"
      ],
      "links": [
        [
          "attack",
          "attack"
        ],
        [
          "life",
          "life"
        ]
      ],
      "tags": [
        "imperfective"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pɔfsta(ː)vat͡ɕ/",
      "note": "10ᵗʰ–15ᵗʰ CE"
    },
    {
      "ipa": "/pɔfstavat͡ɕ/",
      "note": "15ᵗʰ CE"
    },
    {
      "ipa": "/pɔfstɒvat͡ɕ/",
      "note": "15ᵗʰ CE"
    }
  ],
  "word": "powstawać"
}