roil - Definition of roil at Define.com Dictionary and Thesaurus (define roil)

From The Collaborative International Dictionary of English v.0.44 [gcide]:

Roil \Roil\, verb (used with an object) [imp. & p. p. {Roiled}; p. pr. & vb. n. {Roiling}.] [Cf. OE. roilen to wander; possibly fr. OF. roeler to roll, equiv. to F. rouler. See {Roll}, v., and cf. {Rile}.]

1. To render turbid by stirring up the dregs or sediment of; as, to roil wine, cider, etc., in casks or bottles; to roil a spring.

2. To disturb, as the temper; to ruffle the temper of; to rouse the passion of resentment in; to perplex.

That his friends should believe it, was what roiled him [Judge Jeffreys] exceedingly. --R. North.

Note: Provincial in England and colloquial in the United States. A commoner, but less approved, form is rile.

From The Collaborative International Dictionary of English v.0.44 [gcide]:

Roil \Roil\, verb (used without an object)

1. To wander; to roam. [Obs.]

2. To romp. [Prov. Eng.] --Halliwell.

From WordNet (r) 2.0 [wn]:

roil

verb

1: be agitated; "the sea was churning in the storm" [syn: {churn}, {boil}, {moil}]

2: make turbid by stirring up the sediments of [syn: {rile}]

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

178 Moby Thesaurus words for "roil": adiaphanousness, aggravate, agitate, agitation, annoy, arouse, badger, bait, be at, be turbulent, beat, beat up, bedevil, beset, bluster, bobbery, boil, boiling, bother, bristle, brouhaha, brown off, bug, bullyrag, burn up, bustle, carouse, chafe, chivy, churn, churn up, cloudiness, commotion, conturbation, convulse, create a disturbance, create a riot, cut loose, darkness, devil, dimness, disarrange, discompose, discomposure, disorder, disquiet, disquietude, distemper, disturb, disturbance, dog, ebullition, embitter, embroilment, exasperate, excite, excitement, exercise, fash, ferment, fermentation, fever, feverishness, fidgets, flap, flurry, fluster, flutteration, foment, fret, fume, fuss, get, go berserk, gripe, harass, harry, heckle, hector, hound, hubbub, huff, hurly-burly, imperviousness to light, incense, inflame, inquietude, intransparency, irk, irritate, jitters, jumpiness, maelstrom, make a commotion, make an ado, make trouble, malaise, miff, mill, mill around, moil, molest, nag, needle, nerviness, nervosity, nervousness, nettle, nudzh, obscurity, opacity, opaque, opaqueness, paddle, peeve, persecute, perturb, perturbate, perturbation, pester, pick on, pique, plague, pluck the beard, pother, provoke, raise a ruckus, raise a rumpus, raise a storm, rankle, restlessness, ride, rile, riot, ripple, roiledness, roister, roughen, rout, row, ruffle, rumple, run amok, run riot, run wild, seethe, seething, set up, shake, shake up, stir, stir the blood, stir up, swirl, tease, to-do, torment, trepidation, trepidity, trouble, try the patience, tumult, tumultuation, turbidity, turbidness, turbulence, turmoil, tweak the nose, twitter, unease, unrest, upset, vex, whip, whip up, whisk, work up, worry