How many letters does the top answer for “to shed or cast the hair, feathers, skin, horns, or the like, as an animal or a bird. bacon.” have?

The most common answer is molt (4 letters).

Crossword clue: to shed or cast the hair, feathers, skin, horns, or the like, as an animal or a bird. bacon.

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

molt 4 letters web-def

periodic shedding of the cuticle in arthropods or the outer skin in reptiles

moult 5 letters web-def

periodic shedding of the cuticle in arthropods or the outer skin in reptiles