How many letters does the top answer for “another word for astragalus” have?

The most common answer is anklebone (9 letters).

Crossword clue: another word for astragalus

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

anklebone 9 letters gen-syn

the bone in the ankle that articulates with the leg bones to form the ankle joint

talus 5 letters gen-syn

the bone in the ankle that articulates with the leg bones to form the ankle joint

another word for about 50% similar → approximately, roughly, some

another word for terms 50% similar → footing

another word for under 50% similar → nether

another word for word 50% similar → phrase