How many letters does the top answer for “having more than one valence, or having a valence of 3 or higher” have?

The most common answer is polyvalent (10 letters).

Crossword clue: having more than one valence, or having a valence of 3 or higher

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

polyvalent 10 letters wn-def

having more than one valence, or having a valence of 3 or higher

having more than one nucleolus. 50% similar → polynucleolar

having more than one story 50% similar → multistoried, multistory

having one or more sepals. 50% similar → sepaled