How many letters does the top answer for “having a softening or soothing effect especially to the skin” have?

The most common answer is demulcent (9 letters).

Crossword clue: having a softening or soothing effect especially to the skin

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

demulcent 9 letters wn-def

a medication (in the form of an oil or salve etc.) that soothes inflamed or injured skin

emollient 9 letters wn-def

toiletry consisting of any of various substances in the form of a thick liquid that have a soothing and moisturizing eff

salving 7 letters wn-def

having a softening or soothing effect especially to the skin