Big Huge Thesaurus

opponent

adjective

• opposing

similar terms

• hostile

noun

• opposition
• opposite
• adversary
• antagonist
• opposer
• resister
• contestant
• individual
• mortal
• person
• somebody
• someone
• soul

antonyms

• agonist

sounds kind of like

• off-hand
• offend
• offended
• offhand
• offhanded
• open-ended
• open-eyed
• open-minded
• opened
• openhanded
• openmouthed
• opinionated
• opuntia

rhymes with

• abandonment
• abatement
• aberrant
• abhorrent
• abortifacient
• absent
• absorbent
• abstinent
• abundant
• accident
• accompaniment
• accomplishment
• accountant
• accouterment
• achievement
• acknowledgement
• acknowledgment
• adamant
• adherent
• adjacent
• adjournment
• adjustment
• adjutant
• adolescent
• adornment
• advancement
• advertisement
• advisement
• agent
• aggrandizement
• agreement
• ailment
• alignment
• allotment
• amazement
• ambivalent
• amendment
• amusement
• ancient
• announcement
• annulment
• antecedent
• antidepressant
• antioxidant
• apartment
• apparent
• appeasement
• applicant
• appointment
• apportionment
• ardent
• argument
• armament
• arraignment
• arrangement
• arrant
• arrogant
• ascendant
• assailant
• assessment
• assignment
• assistant
• assortment
• astonishment
• astringent
• atonement
• attachment
• attainment
• attendant
• banishment
• basement
• battlement
• bemusement
• beneficent
• benevolent
• bereavement
• betterment
• bewilderment
• blandishment
• blatant
• bombardment
• brilliant
• celebrant
• claimant
• clement
• coefficient
• cogent
• cognizant
• coherent
• coincident
• combatant
• commandment
• commencement
• commitment
• compartment
• complacent
• complainant
• complaisant
• complement
• component
• comportment
• concealment
• concomitant
• condiment
• confident
• confinement
• consequent
• consignment
• consistent
• consonant
• constant
• consultant
• containment
• contaminant
• contentment
• contestant
• continent
• contingent
• convalescent
• convenient
• convent
• convergent
• conversant
• coolant
• corespondent
• correspondent
• covenant
• crescent
• curtailment
• debarment
• debasement
• decadent
• decedent
• decent
• decongestant
• defendant
• deferment
• deficient
• delinquent
• department
• dependent
• deployment
• deportment
• depressant
• derailment
• descendant
• descendent
• despondent
• detachment
• detergent
• determent
• determinant
• deterrent
• detriment
• development
• diligent
• disagreement
• disappointment
• disarmament
• disbarment
• disbursement
• discernment
• discordant
• discouragement
• disenchantment
• disenfranchisement
• disengagement
• disestablishment
• disgorgement
• disgruntlement
• disillusionment
• disinfectant
• disinvestment
• dismantlement
• dismemberment
• displacement
• dissonant
• distant
• divalent
• divergent
• docent
• dominant
• dormant
• durant
• easement
• ebullient
• effervescent
• efficient
• elegant
• element
• elephant
• eloquent
• embankment
• embarrassment
• embayment
• embellishment
• embezzlement
• embodiment
• emergent
• emigrant
• eminent
• emplacement
• employment
• empowerment
• enactment
• enchantment
• encirclement
• encouragement
• encroachment
• endangerment
• endearment
• endorsement
• endowment
• enforcement
• engagement
• enhancement
• enjoyment
• enlargement
• enlightenment
• enlistment
• enrichment
• enrollment
• enslavement
• entanglement
• entertainment
• enticement
• entitlement
• entombment
• entrant
• entrapment
• entrenchment
• environment
• equipment
• equivalent
• errant
• escapement
• escarpment
• establishment
• estrangement
• evanescent
• evident
• excellent
• excitement
• excrement
• exigent
• existent
• exorbitant
• expectant
• experiment
• exponent
• extant
• extravagant
• exultant
• fervent
• filament
• flagrant
• flatulent
• flippant
• fluorescent
• fragment
• fragrant
• fraudulent
• frequent
• fulfillment
• gallant
• garment
• garnishment
• government
• grandiloquent
• grandparent
• harassment
• hesitant
• hydrant
• immanent
• immigrant
• imminent
• impairment
• impatient
• impeachment
• impediment
• impertinent
• implement
• important
• impotent
• impoundment
• impoverishment
• impressment
• imprisonment
• improvement
• imprudent
• inadvertent
• incandescent
• incessant
• incident
• incitement
• inclement
• incoherent
• incompetent
• inconsistent
• incontinent
• inconvenient
• increment
• incumbent
• indecent
• independent
• indictment
• indifferent
• indigent
• indignant
• indolent
• inducement
• indulgent
• inefficient
• infant
• informant
• infotainment
• infrequent
• infringement
• inhabitant
• inhalant
• inherent
• innocent
• inpatient
• insignificant
• insistent
• insolent
• insolvent
• installment
• instant
• instrument
• insufficient
• insurgent
• integument
• intelligent
• interdependent
• intermittent
• internment
• intransigent
• investment
• involvement
• iridescent
• irrelevant
• irritant
• jubilant
• judgement
• judgment
• latent
• lieutenant
• ligament
• litigant
• lubricant
• luminescent
• magnificent
• malevolent
• malignant
• maltreatment
• management
• measurement
• merchant
• migrant
• militant
• misgovernment
• mismanagement
• misstatement
• mistreatment
• moment
• monovalent
• monument
• mordant
• movement
• mutant
• nascent
• negligent
• noncombatant
• nonexistent
• nonpayment
• nonresident
• nonviolent
• nourishment
• observant
• obsolescent
• occupant
• ointment
• omnipotent
• omnipresent
• omniscient
• opulent
• ornament
• orpiment
• outpatient
• overconfident
• overpayment
• overstatement
• oxidant
• pageant
• parchment
• parent
• parliament
• participant
• patent
• patient
• pavement
• payment
• peasant
• penchant
• pendant
• pennant
• permanent
• persistent
• pertinent
• petulant
• pheasant
• pigment
• piquant
• placement
• pleasant
• poignant
• pollutant
• postponement
• potent
• precedent
• predicament
• predominant
• preeminent
• pregnant
• prejudgment
• prepayment
• present
• presentment
• prevalent
• procurement
• proficient
• prominent
• pronouncement
• propellant
• proponent
• protestant
• provident
• prudent
• pungent
• punishment
• puzzlement
• quadrant
• quiescent
• quotient
• rampant
• readjustment
• reagent
• reapportionment
• rearmament
• rearrangement
• reassessment
• reassignment
• recalcitrant
• recent
• recruitment
• redeployment
• redevelopment
• redundant
• reenactment
• refinement
• refreshment
• refurbishment
• regent
• regiment
• registrant
• reimbursement
• reinforcement
• reinstatement
• relevant
• reluctant
• reminiscent
• remnant
• repayment
• repellent
• repentant
• replacement
• replenishment
• repugnant
• requirement
• resentment
• resettlement
• resident
• resilient
• resistant
• resonant
• resplendent
• respondent
• restatement
• resultant
• resurgent
• retardant
• reticent
• retirement
• retrenchment
• rodent
• rudiment
• ruminant
• sacrament
• sargent
• seafront
• sealant
• sediment
• segment
• self-aggrandizement
• self-confident
• self-consistent
• self-government
• self-improvement
• self-sufficient
• semipermanent
• sentiment
• sequent
• sergeant
• serpent
• servant
• settlement
• shipment
• significant
• silent
• solvent
• somnolent
• stagnant
• statement
• stimulant
• strident
• stringent
• student
• stuyvesant
• subcontinent
• subsequent
• sufficient
• superintendent
• supplement
• supplicant
• suppressant
• surfactant
• talent
• tangent
• temperament
• tenant
• tenement
• testament
• tetravalent
• torrent
• tournament
• transcendent
• transient
• translucent
• transparent
• treatment
• trenchant
• trident
• triumphant
• truculent
• turbulent
• tyrant
• underdevelopment
• undergarment
• underpayment
• understatement
• unemployment
• unimportant
• unpleasant
• unrepentant
• urgent
• vacant
• vagrant
• valiant
• vehement
• verdant
• vibrant
• vigilant
• violent
• virulent
• warrant
• water-repellent
• wonderment