How many letters does the top answer for “tall hat; worn by some british soldiers on ceremonial occasions” have?

The most common answer is bearskin (8 letters).

Crossword clue: tall hat; worn by some british soldiers on ceremonial occasions

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

bearskin 8 letters wn-def

tall hat; worn by some British soldiers on ceremonial occasions

busby 5 letters wn-def

tall hat; worn by some British soldiers on ceremonial occasions

shako 5 letters wn-def

tall hat; worn by some British soldiers on ceremonial occasions