How many letters does the top answer for “a natural protective body covering and site of the sense of touch” have?

The most common answer is cutis (5 letters).

Crossword clue: a natural protective body covering and site of the sense of touch

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

cutis 5 letters wn-def

a natural protective body covering and site of the sense of touch

skin 4 letters wn-def

a natural protective body covering and site of the sense of touch

tegument 8 letters wn-def

a natural protective body covering and site of the sense of touch