How many letters does the top answer for “another word for amphitheater” have?

The most common answer is amphitheatre (12 letters).

Crossword clue: another word for amphitheater

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

amphitheatre 12 letters gen-syn

an oval large stadium with tiers of seats; an arena in which contests and spectacles are held

coliseum 8 letters gen-syn

an oval large stadium with tiers of seats; an arena in which contests and spectacles are held

another word for about 50% similar → approximately, roughly, some

another word for terms 50% similar → footing

another word for under 50% similar → nether

another word for word 50% similar → phrase