How many letters does the top answer for “destroy wantonly, as through acts of vandalism” have?

The most common answer is vandalise (9 letters).

Crossword clue: destroy wantonly, as through acts of vandalism

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

vandalise 9 letters wn-def

destroy wantonly, as through acts of vandalism

vandalize 9 letters wn-def

destroy wantonly, as through acts of vandalism