This is the 664th most frequent Polish word.
zginęło
"Zginęło" means "was lost" or "went missing" in English.
Here, 'zginęło' conveys the meaning 'were lost' regarding some items due to an accident.
Zginęło wiele dokumentów podczas pożaru.
Many documents were lost in the fire.
In this context, 'zginęło' refers to 'died', indicating loss of life in a tragic event.
Niestety, podczas wojny zginęło wielu ludzi.
Sadly, many people died during the war.
'Zginęło' implies that a possession (keys) is temporarily misplaced, emphasizing the need to find it.