How many letters does the top answer for “having the form or shape of a kidney; reniform; as, a kidney- shaped leaf. gray.” have?

The most common answer is kidneyform (10 letters).

Crossword clue: having the form or shape of a kidney; reniform; as, a kidney- shaped leaf. gray.

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

kidneyform 10 letters web-def

Having the form or shape of a kidney; reniform; as, a kidney- shaped leaf. Gray.

kidneyshaped 12 letters web-def

Having the form or shape of a kidney; reniform; as, a kidney- shaped leaf. Gray.