Synonyms of adversary

adversary 1 of 2

adjective

as in hostile

marked by opposition or ill will

there was a long history of adversary dealings between the two nations

Synonyms & Similar Words

• hostile
• negative
• adverse
• adversarial
• contentious
• antagonistic
• unfavorable
• mortal
• opposed
• inimical
• unpleasant
• unfriendly
• inhospitable
• conflicting
• antipathetic
• unsympathetic
• militant
• malicious
• jaundiced
• belligerent
• pugnacious
• resisting
• combative
• icy
• contrary
• bellicose
• disagreeable
• frigid
• distant
• truculent
• quarrelsome
• scrappy
• clashing
• antisocial
• disputatious
• malevolent
• vindictive
• cold
• malignant
• argumentative
• disapproving
• hateful
• bitter
• rude
• biased
• unkind
• spiteful
• virulent
• prejudiced
• malign
• discourteous
• surly
• inconsiderate
• acrimonious
• unmannerly
• uncivil
• cool
• impolite
• unsociable
• rancorous
• impertinent
• opprobrious
• unloving
• ill-mannered
• despiteful
• ill-bred

Antonyms & Near Antonyms

• sympathetic
• friendly
• civil
• social
• hospitable
• amiable
• pleasant
• gracious
• warm
• amicable
• nonhostile
• cordial
• affable
• gregarious
• genial
• companionable
• convivial
• neighborly
• loving
• affectionate
• nonantagonistic
• sociable
• kind
• sweet
• good-natured
• favorable
• benign
• kindly
• devoted
• nice
• understanding
• agreeable
• comradely
• good-tempered
• accepting
• empathetic
• welcoming
• warmhearted
• approving

adversary

2 of 2

noun

ˈad-vər-ˌser-ē 

1

as in enemy

one that is hostile toward another

our old cat seemed to consider the new kitten an adversary

Synonyms & Similar Words

• enemy
• opponent
• foe
• hostile
• antagonist
• attacker
• archenemy
• competitor
• rival
• combatant
• assailant
• invader
• nemesis
• archfoe
• bête noire
• ill-wisher
• bane
• emulator

Antonyms & Near Antonyms

• friend
• partner
• fellow
• buddy
• ally
• pal
• chum
• accomplice
• colleague
• mate
• compadre
• comrade
• crony
• collaborator
• hearty
• musketeer
• disciple
• friendly
• amigo
• abettor
• adherent
• follower
• hail-fellow
• hail-fellow-well-met
• benefactor
• supporter
• exponent
• sympathizer
• hobnobber
• confederate
• backer
• well-wisher

2

as in opponent

one that takes a position opposite another in a competition or conflict

our adversaries in tomorrow's meet are from one of the top schools in the league

Synonyms & Similar Words

• opponent
• foe
• rival
• competitor
• enemy
• antagonist
• contestant
• match
• nemesis
• attacker
• combatant
• assailant
• archenemy
• invader
• equal
• curse
• bane
• bête noire

Antonyms & Near Antonyms

• partner
• ally
• accomplice
• advocate
• champion
• proponent
• supporter
• exponent
• confederate
• sympathizer

Example Sentences

Recent Examples of adversary

Adjective

Trump has made no secret of his intent to halt the advancing influence by both adversary nations into not only Venezuela, but throughout the Western hemisphere. — David Blackmon, Forbes.com, 30 Aug. 2026

Yet distillation has been controversial when used by third parties — particularly in adversary nations like China or Russia — to replicate proprietary work without authorization. — Bloomberg, Mercury News, 7 Apr. 2026

Noun

That is, they're probably designed to knock out key systems of adversary satellites rather than destroy the entire spacecraft (which would create a cloud of potentially troublesome debris). — Mike Wall, Space.com, 16 Sep. 2026

This sort of use of AI is not unique to Iran, nor to the way adversaries have been leveraging cyber capabilities for military purposes and to gain greater situational awareness, Shah and others said. — Lauren Fichten, CBS News, 16 Sep. 2026

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