What is another word for "slacken"?

Roget's Thesaurus (1911) lists these synonyms for "slacken": and, bed, best, breath, breathing, cease, cessation, chair, day, down, ease, easy, ever, fallow, halt, hand, have, holiday, inaction, lie, men, nature, non, our, pause, people, recess, recline, red-letter, refresh, relax, relaxation, repair, repose, respite, rest, shop, shut, silken, sleep.