bleed bolt butterfly cheesecloth clarifier clarify clean clear cloth colander condense cradle cribble decrassify depurate diffusing screen discharge distill drain dribble drip dripple drop edulcorate effuse eliminate elute emit essentialize exclude excrete exfiltrate extract extravasate exudate exude filtrate frosted glass frosted lens gauze gelatin filter give off ground glass gurgle leach lens hood light filter lixiviate lixiviator membrane ooze pass through percolate percolator purifier purify rectify reek refine refiner refinery riddle rocker run through screen seep separate sieve sift sifter smoked glass spiritualize spurtle stained glass strain strainer sublimate sublime transude trickle try weed out weep winnow winnowing basket winnowing fan winnowing machine