Synonyms and Antonyms for Perilous

Following is a list of 150 synonym words and phrases that are related to perilous:

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4 Letter Words

diregrim

5 Letter Words

riskygravediceyperilrockyscarybleakmurkytoughfatal

6 Letter Words

unsafehazarddaringdeadlystormytrickyunwisetragicvexingsordidbrutaluneasythornylethaldangerdismal

7 Letter Words

parlousharmfulseriousarduousfraughtruinouspainfulfroughthellishirksomechaoticbizarretediousominousghastlydubioustenuousriskfuldareful

8 Letter Words

criticalsinistertortuousdreadfuldauntinggruelingfearsomehorrificunstableunseemlyrecklessfarcicaldizzyingwondroustoilsomewretchedquixoticungenialgruesomeslipperyterribleexcitingpeculiarper'lousorgulousvenomousdeathful

9 Letter Words

dangeroushazardousharrowinguncertainturbulentstrenuousdifficultfoolhardyfrightfultorturoustroublousmomentouslaboriousimprudenttroublingthrillingunnervingnefariousmaddeningfractioushazardfulplightfulperilsome

10 Letter Words

precariouscalamitoustumultuousterrifyingdisastrousunpleasantimprobableportentoushorrifyingmysteriousperplexingimperilledformidableiniquitousunsettlingdangersomejeopardouswarningful

11 Letter Words

challengingtreacherousfrighteningtroublesomenightmarishprecipitoustempestuousproblematicbewilderingdangerouslyunpromisingdistressfulcomplicatedignominiousdisasterousfantasticalcataclysmicunavoidableadventuroustemerarious

12 Letter Words

touch-and-gounpropitiousexhilaratinginhospitableinconvenientunhospitableexasperatingdisagreeablecatastrophicinsalubriousunimaginableunmanageablechallengeful

13 Letter Words

unpredictableproblematical

Using this list of similar-meaning words, you can choose the best synonyms to replace perilous in your sentences.

Additionally, you'll find antonyms included, perfect for when you need the complete opposite meaning of perilous in your writing.