How many letters does the top answer for “smoothly agreeable and courteous with a degree of sophistication” have?

The most common answer is bland (5 letters).

Crossword clue: smoothly agreeable and courteous with a degree of sophistication

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

bland 5 letters wn-def

smoothly agreeable and courteous with a degree of sophistication

suave 5 letters wn-def

smoothly agreeable and courteous with a degree of sophistication