wash out

CIDE DICTIONARY

wash out, v. i. & t. 

•  to be removed by washing; -- of spots and stains, especially on clothing.  [PJC]
•  to be removed, broken, or destroyed by the action of flowing water; as, the bridge was washed out by the flood.  [PJC]
•  to fail in a course of study or training, especially to leave before completion of the course.  [PJC]

THESAURUS

wash out

achromatize, baptize, bath, bathe, blanch, bleach, bust, cashier, cast, decolor, decolorize, dim, discolor, douche, drain, drain of color, dull, etiolate, fade, fail, flummox, flunk, flunk out, flush, flush out, fume, gargle, holystone, irrigate, jettison, junk, lather, launder, lave, mop, mop up, pale, peroxide, reject, rinse, rinse out, ritually immerse, scour, scrap, scrub, scrub up, shampoo, shed, shower, slough, sluice, sluice out, soap, sponge, swab, syringe, tarnish, throw away, toivel, tone down, tub, wash, wash up, whiten

ROGET THESAURUS

wash out

Achromatism

VB lose color, fade, fly, go, become colorless, turn pale, pale, deprive of color, decolorize, bleach, tarnish, achromatize, blanch, etiolate, wash out, tone down.

Obliteration

VB efface, obliterate, erase, raze, rase, expunge, cancel, blot out, take out, rub out, scratch out, strike out, wipe out, wash out, sponge out, wipe off, rub off, wipe away, deface, render illegible, draw the pen through, apply the sponge, be effaced, leave no trace, leave not a rack behind.