Merriam-Webster's Dictionary and Thesaurus - Merriam-Webster [36]
Antonyms
abasement, demotion, downgrade, reduction
ad·van·tage noun 1 : superiority of position
2 : something that promotes well-being : BENEFIT
3 : the 1st point won in tennis after deuce
— ad·van·ta·geous·ly adverb
Synonyms
[1] better, drop, edge, jump, upper hand, vantage; also allowance, head start, lead, margin, odds, start
Antonyms
disadvantage, handicap, liability
[2] aid, benefit, boon, help—more at HELP
ad·van·ta·geous adjective : giving an advantage
Synonyms
beneficial, favorable, helpful, profitable, salutary—more at BENEFICIAL
ad·vent noun 1 cap : a penitential period beginning four Sundays before Christmas
2 cap : the coming of Christ
3 : a coming into being or use
ad·ven·ti·tious adjective 1 : coming from another source and not inherent or innate
2 : arising or occurring sporadically or in other than the usual location <~ buds>
— ad·ven·ti·tious·ly adverb
Synonyms
alien, extraneous, extrinsic, foreign—more at EXTRINSIC
1adventure noun 1 : a risky undertaking
2 : a remarkable and exciting experience
Synonyms
experience, happening, time; also escapade, lark
2adventure verb -ven·tured; -ven·tur·ing : to expose to danger or loss : RISK, HAZARD
Synonyms
compromise, gamble, hazard, imperil, jeopardize, menace, risk, venture
ad·ven·tur·er noun 1 : a person who engages in new and risky undertakings
2 : a person who follows a military career for adventure or profit
3 : a person who tries to gain wealth by questionable means
ad·ven·ture·some adjective : inclined to take risks
ad·ven·tur·ess noun : a female adventurer
ad·ven·tur·ous adjective : disposed to seek adventure or to cope with the new and unknown
Synonyms
audacious, bold, daring, enterprising, nervy, venturesome—more at BOLD
ad·verb noun : a word that typically serves as a modifier of a verb, an adjective, or another adverb
— ad·ver·bi·al adjective
— ad·ver·bi·al·ly adverb
1adversary noun, plural -sar·ies : one that contends with, opposes, or resists
Synonyms
antagonist, enemy, foe, opponent—more at ENEMY
2adversary adjective : involving antagonistic parties or interests
ad·verse adjective 1 : acting against or in a contrary direction
2 : opposed to one's interests : UNFAVORABLE
— ad·verse·ly adverb
Synonyms
counter, disadvantageous, hostile, inimical, negative, prejudicial, unfavorable, unfriendly, unsympathetic; also bad, baleful, baneful, evil
Antonyms
advantageous, favorable, friendly, positive, sympathetic, well-disposed
ad·ver·si·ty noun, plural -ties : hard times : occurrences of misfortune
Synonyms
knock, misadventure, mischance, misfortune, mishap—more at MISFORTUNE
asperity, difficulty, hardness, hardship, rigor—more at DIFFICULTY
ad·vert verb : to call attention in the course of speaking or writing : REFER
Synonyms
cite, instance, mention, name, note, notice, quote, refer, specify, touch—more at MENTION
ad·ver·tise verb -tised; -tis·ing 1 : INFORM, NOTIFY
2 : to call public attention to esp. in order to sell
— ad·ver·tis·er noun
Synonyms
announce, blaze, broadcast, declare, enunciate, placard, post, proclaim, promulgate, publicize, publish, sound—more at ANNOUNCE
ad·ver·tise·ment noun 1 : the act of advertising
2 : a public notice intended to advertise something
Synonyms
announcement, bulletin, notice, notification, release—more at ANNOUNCEMENT
ad·ver·tis·ing noun : the business of preparing advertisements
ad·vice noun 1 : recommendation with regard to a course of action : COUNSEL
2 : INFORMATION, REPORT
ad·vis·able adjective : proper to be done : EXPEDIENT
— ad·vis·abil·i·ty noun
Synonyms
desirable, expedient, judicious, politic, prudent, tactical, wise—more at EXPEDIENT
ad·vise verb ad·vised; ad·vis·ing 1 a : to give advice to : COUNSEL
b : to recommend esp. as the best or most expedient act, course, or policy
2 : to give information or notice to : INFORM
3 : to take counsel : CONSULT,