How many letters does the top answer for “polished and well-groomed; showing sophisticated elegance” have?

The most common answer is soigne (6 letters).

Crossword clue: polished and well-groomed; showing sophisticated elegance

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

soigne 6 letters wn-def

polished and well-groomed; showing sophisticated elegance

soignee 7 letters wn-def

polished and well-groomed; showing sophisticated elegance