How many letters does the top answer for “to poise; to balance.” have?

The most common answer is librate (7 letters).

Crossword clue: to poise; to balance.

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

librate 7 letters web-def

vibrate before coming to a total rest