How many letters does the top answer for “a close friend who accompanies his buddies in their activities” have?

The most common answer is buddy (5 letters).

Crossword clue: a close friend who accompanies his buddies in their activities

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

buddy 5 letters wn-def

a close friend who accompanies his buddies in their activities

crony 5 letters wn-def

a close friend who accompanies his buddies in their activities

pal 3 letters wn-def

a close friend who accompanies his buddies in their activities

sidekick 8 letters wn-def

a close friend who accompanies his buddies in their activities