How many letters does the top answer for “expose to the rays of the sun or affect by exposure to the sun” have?

The most common answer is insolate (8 letters).

Crossword clue: expose to the rays of the sun or affect by exposure to the sun

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

insolate 8 letters wn-def

expose to the rays of the sun or affect by exposure to the sun

solarise 8 letters wn-def

expose to the rays of the sun or affect by exposure to the sun

solarize 8 letters wn-def

expose to the rays of the sun or affect by exposure to the sun

exposure to the rays of the sun 60% similar → solarisation, solarization