How many letters does the top answer for “a workman who manages or works in a warehouse” have?

The most common answer is warehouseman (12 letters).

Crossword clue: a workman who manages or works in a warehouse

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

warehouseman 12 letters wn-def

a workman who manages or works in a warehouse

warehouser 10 letters wn-def

a workman who manages or works in a warehouse