How many letters does the top answer for “the quality of being kind or helpful or generous” have?

The most common answer is beneficence (11 letters).

Crossword clue: the quality of being kind or helpful or generous

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

beneficence 11 letters wn-def

the quality of being kind or helpful or generous

the quality of being kind and generous 80% similar → bigheartedness

the quality of being kind and gentle 50% similar → benignancy, graciousness

the quality of being one of a kind 50% similar → singularity, uniqueness