How many letters does the top answer for “characterized by, or involving, anachronism; anachronistic.” have?

The most common answer is anachronic (10 letters).

Crossword clue: characterized by, or involving, anachronism; anachronistic.

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

anachronic 10 letters web-def

chronologically misplaced

anachronical 12 letters web-def

Characterized by, or involving, anachronism; anachronistic.