How many letters does the top answer for “to mix in an unitidy and offensive way; to make a mess of.” have?

The most common answer is mux (3 letters).

Crossword clue: to mix in an unitidy and offensive way; to make a mess of.

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

mux 3 letters web-def

Dirt; filth; muck. [Prov. Eng.] ose.