BOLSTER UP Antonyms There are 5 antonyms of the phrase bolster up. (opposite meanings)Did you mean?Definition of BOLSTER UPAlso try opposite words for..bolsterbolsteredbolsteringBest Opposite Words For BOLSTER UPTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1frustrateverbv2hinderverbv3obstructverbv4sabotageverb, nounv, n5weakenverbv Alternatives for FRUSTRATE Words (25)aggravateagitateangerannoybotherexasperateflusterirkirritateprovokerattleupsetvexbafflebedevilbilkcrosscrucifydunfoilragscotchspoilthwarttormentPhrases (1)throw offOpposite words for frustrate Alternatives for HINDER Words (24)blockhamperimpedeobstructdelayfrustraterestrainthwarthandicapencumberinhibitlimitslowbackbarhindpreventstopblockadeembarrassposteriorrearstymiestymyOpposite words for hinder Alternatives for OBSTRUCT Words (32)blockhinderimpedestymiebarbarricadecheckclogcurtaildelaydeterdisruptencumberfrustratehalthamperhamstringinhibitobstructopposepreventrestrainslowstopsuppressthwartblockadeembarrassjamobturateoccludestymyOpposite words for obstruct Alternatives for SABOTAGE Words (19)subvertunderminecompromisedamagedisabledisrupthinderimpairimpedeobstructruinspoiltamperthwartvandalizewreckcounteractcountermineweakenOpposite words for sabotage Alternatives for WEAKEN Words (31)softensubvertundermineabateattenuatedebilitatedeclinedecreasedeterioratedevitalizedilutediminishenervateenfeebleerodeexhaustimpairlessenreducesapshakesubduetirewanebreakcounteractcounterminedampdampende-escalatesabotagePhrases (1)break downOpposite words for weaken