How many letters does the top answer for “of or relating to or involved in or characteristic of schism” have?

The most common answer is schismatic (10 letters).

Crossword clue: of or relating to or involved in or characteristic of schism

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

schismatic 10 letters wn-def

of or relating to or involved in or characteristic of schism

schismatical 12 letters wn-def

of or relating to or involved in or characteristic of schism