How many letters does the top answer for “like or characteristic of or befitting a sister” have?

The most common answer is sisterly (8 letters).

Crossword clue: like or characteristic of or befitting a sister

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

sisterly 8 letters wn-def

like or characteristic of or befitting a sister

sororal 7 letters wn-def

like or characteristic of or befitting a sister

like or characteristic of or befitting a brother 60% similar → brotherly, fraternal