How many letters does the top answer for “of or pertaining to manipulation; performed by manipulation.” have?

The most common answer is manipulative (12 letters).

Crossword clue: of or pertaining to manipulation; performed by manipulation.

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

manipulative 12 letters web-def

skillful in influencing or controlling others to your own advantage

of or pertaining to manipulation. 67% similar → manipulatory

of or pertaining to stereotomy; performed by stereotomy. 50% similar → stereotomic, stereotomical

pertaining to, or performed by, lithotomy. 50% similar → lithotomic, lithotomical