How many letters does the top answer for “a slow mode of locomotion on hands and knees or dragging the body” have?

The most common answer is crawling (8 letters).

Crossword clue: a slow mode of locomotion on hands and knees or dragging the body

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

crawling 8 letters wn-def

a slow mode of locomotion on hands and knees or dragging the body

creep 5 letters wn-def

move slowly; in the case of people or animals with the body near the ground

creeping 8 letters wn-def

a slow mode of locomotion on hands and knees or dragging the body