How many letters does the top answer for “(used in the plural) trousers ending above the knee” have?

The most common answer is breeches (8 letters).

Crossword clue: (used in the plural) trousers ending above the knee

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

breeches 8 letters wn-def

(used in the plural) trousers ending above the knee

knickerbockers 14 letters wn-def

(used in the plural) trousers ending above the knee