How many letters does the top answer for “a mood that represents an act or state (not as a fact but) as contingent or possible” have?

The most common answer is subjunctive (11 letters).

Crossword clue: a mood that represents an act or state (not as a fact but) as contingent or possible

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

subjunctive 11 letters wn-def

a mood that represents an act or state (not as a fact but) as contingent or possible