This is the 17355th most frequent Russian word.
танцевала
"Danced."
In this sentence, 'танцевала' refers to a habitual action in the past.
Мария много танцевала в молодости.
Maria danced a lot in her youth.
Here 'танцевала' is used in the past continuous sense, showing an ongoing action when it was observed.
Когда я зашел, она уже танцевала.
When I entered, she was already dancing.
The verb 'танцевала' is used in the past tense to indicate her action of dancing at a specific event.