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

The most common answer is aureole (7 letters).

Crossword clue: another word for halo

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

aureole 7 letters gen-syn

an indication of radiant light drawn around the head of a saint

gloriole 8 letters gen-syn

an indication of radiant light drawn around the head of a saint

nimbus 6 letters gen-syn

an indication of radiant light drawn around the head of a saint

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