Cause to be bitter or resentful.

synonyms: acerbate, embitter.

Roget 835: aggravate, render worse, heighten, embitter, sour; exacerbate; exasperate, envenom; enrage, provoke, tease.    add fuel to the fire, add fuel to the flame; fan the flame etc. (excite) 824; go from bad to worse etc. (deteriorate) 659.    ... show more

Roget 898: hate, detest, abominate, abhor, loathe; recoil at, shudder at; shrink from, view with horror, hold in abomination, revolt against, execrate; scowl etc. 895; disrelish etc. (dislike) 867.    owe a grudge; bear spleen, bear a grudge, bear malice etc. (malevolence) 907; conceive an aversion to, take a dislike to.    excite hatred, provoke hatred etc. n.; be hateful etc. adj.; stink in the nostrils; estrange, alienate, repel, set against, sow dissension, set by the ears, envenom, incense, irritate, rile; horrify etc. 830; roil.    ... show more

Roget 900: resent, take amiss, take ill, take to heart, take offense, take umbrage, take huff, take exception; take in ill part, take in bad part, take in dudgeon; ne pas entendre raillerie [Fr.]; breathe revenge, cut up rough.    fly into a rage, fall into a rage, get into a rage, fly into a passion; bridle up, bristle up, froth up, fire up, flare up; open the vials of one's wrath, pour out the vials of one's wrath.    pout, knit the brow, frown, scowl, lower, snarl, growl, gnarl, gnash, snap; redden, color; look black, look black as thunder, look daggers; bite one's thumb; show one's teeth, grind one's teeth; champ the bit, champ at the bit.    chafe, mantle, fume, kindle, fly out, take fire; boil, boil over; boil with indignation, boil with rage; rage, storm, foam, vent one's rage, vent one's spleen; lose one's temper, stand on one's hind legs, stamp the foot, stamp with rage, quiver with rage, swell with rage, foam with rage; burst with anger; raise Cain.    have a fling at; bear malice etc. (revenge) 919.    cause anger, raise anger; affront, offend; give offense, give umbrage; anger; hurt the feelings; insult, discompose, fret, ruffle, nettle, huff, pique; excite etc. 824; irritate, stir the blood, stir up bile; sting, sting to the quick; rile, provoke, chafe, wound, incense, inflame, enrage, aggravate, add fuel to the flame, fan into a flame, widen the breach, envenom, embitter, exasperate, infuriate, kindle wrath; stick in one's gizzard; rankle etc. 919; hit on the raw, rub on the raw, sting on the raw, strike on the raw.    put out of countenance, put out of humor; put one's monkey up, put one's back up; raise one's gorge, raise one's dander, raise one's choler; work up into a passion; make one's blood boil, make the ears tingle; throw, into a ferment, madden, drive one mad; lash into fury, lash into madness; fool to the top of one's bent; set by the ears.    bring a hornet's nest about one's ears.    ... show more

Dutch: verbitteren

Add poison to.

synonym: poison.