How many letters does the top answer for “act as an optimist and take a sunny view of the world” have?

The most common answer is optimise (8 letters).

Crossword clue: act as an optimist and take a sunny view of the world

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

optimise 8 letters wn-def

act as an optimist and take a sunny view of the world

optimize 8 letters wn-def

act as an optimist and take a sunny view of the world