opposer
Fighter of proposals
An opposer is someone who opposes—one who stands against a person, idea, or course of action.
The word is formal and relatively uncommon; opponent or adversary typically fills this role in everyday speech.
The bill's opposers gathered enough votes to defeat it.
One who opposes another
- foeHostile opponent
- enemyHostile opposing party
- nemesisPersistent source of ruin
- rivalOne who competes against
combatant · contender · disputant · resister · obstructor · blocker · challenger · detractor
Opposition party's portfolio holder
- minority partyOutnumbered legislative faction
- backbencherRank-and-file parliamentarian
- filibustererOne who delays legislation
- obstructionistOne who deliberately hinders
swing vote · critic · watchdog · check and balance · counterweight
One who publicly opposes
- dissenterOpponent of orthodoxy
- dissidentOpposer of established systems
- objectorOne who formally disagrees
- nonconformistRejects prevailing social standards
resister · refuser · rejecter · demurrer · conscientious objector · whistleblower · skeptic · doubter
One who revolts
- revolutionarySeeking fundamental systemic change
- mutineerSailor who revolts
- insurrectionistOne who rebels violently
- resistance fighterArmed opponent of occupation
freedom fighter · guerrilla · subversive · radical · activist · defector · traitor · renegade
antagonist
One who opposes another
rival · combatant · contender · disputant · resister · obstructor · blocker · challenger · detractor · critic
shadow minister
Opposition party's portfolio holder
- minority partyOutnumbered legislative faction
- backbencherRank-and-file parliamentarian
- filibustererOne who delays legislation
obstructionist · swing vote · critic · watchdog · check and balance · counterweight
protester
One who publicly opposes
- dissenterOpponent of orthodoxy
- dissidentOpposer of established systems
- objectorOne who formally disagrees
nonconformist · resister · refuser · rejecter · demurrer · conscientious objector · whistleblower · skeptic · doubter · questioner
insurgent
One who revolts
- revolutionarySeeking fundamental systemic change
- mutineerSailor who revolts
- insurrectionistOne who rebels violently
resistance fighter · freedom fighter · guerrilla · subversive · radical · activist · defector · traitor · renegade · outlaw
- dissentersdissenter, dissenters, dissidents, dissident, nonconformists
- contrarianscontrarian, dissenter, naysayer, skeptic, doubter
- obstaclesbarriers, block, obstacles, barrier, blockers
- opponentsadversary, rival, foe, enemy, challenger
- polar oppositeComplete contrary in nature
- as opposed toIndicating contrast between alternatives
- opposite sexDifferent gender from yours
- opposite sidesLocations directly across
- opposite ends
- opposable thumbsDigits that press against fingers
opposite, oppose, opposition, opposed, opposing, opposes, unopposed, oppositional, opposers