How many letters does the top answer for “of or relating to or proceeding from the sense of touch” have?

The most common answer is haptic (6 letters).

Crossword clue: of or relating to or proceeding from the sense of touch

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

haptic 6 letters wn-def

of or relating to or proceeding from the sense of touch

tactile 7 letters wn-def

of or relating to or proceeding from the sense of touch

tactual 7 letters wn-def

of or relating to or proceeding from the sense of touch