8 letters · 13 points in Scrabble
verb be compatible or in accordance with
verb follow through or carry out a plan without deviation
verb come or be in close contact with; stick or hold together and resist separation
originFrom Middle English *adherynge, adherande, present participle of Middle English *adheren, from Old French *adherer, aderer and Medieval Latin adhaereō (“adhere”, verb), equivalent to adhere + -ing.
Etymology from Wiktionary, CC BY-SA 3.0