How many letters does the top answer for “in an imperative manner.” have?

The most common answer is imperatively (12 letters).

Crossword clue: in an imperative manner.

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

imperatively 12 letters web-def

in an imperative and commanding manner

in an imperative and commanding manner 67% similar → imperatively, peremptorily