How many letters does the top answer for “an automaton that resembles a human being” have?

The most common answer is android (7 letters).

Crossword clue: an automaton that resembles a human being

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

android 7 letters wn-def

an automaton that resembles a human being

humanoid 8 letters wn-def

an automaton that resembles a human being

a machine or automaton in the form of a human being. 50% similar → android, androides