commencement exercise (noun) graduation: commencement
Sinonime: absterge, bath, bathe, blot,
brush, cauterize,
clarify,
cleanse, clear the decks, clear up, deodorize, depurate, deterge, disinfect, do up, dredge,
dust, edulcorate, elutriate,
erase,
expunge, expurgate,
flush, hackle, launder, lave, mop, neaten,
pick,
pick up,
polish,
purge,
purify,
rake, rasp,
refine, rinse, rout out, sanitize, scald,
scour,
scrape, scrub, shake out, shampoo,
soak, soap, sponge, spruce up, sterilize, straighten up, swab,
sweep, tidy up,
vacuum, wash, whisk, winnow, wipe
Antonime: adulterate,
defile,
dirty,
foul,
soil,
stain