Synonyms for "unthinking" (188 found)

Ranked by relevance and common usage.

Closest matches (38)

inconsideratestupiduncaringunreflectiveairyarbitraryautomaticblankblankmindedblindbrainlessbrutecalmcapriciouscarelesscasualcompulsiveconditionedcrazycursory

Show 17 more words

degagediscourteousdisregardantdisregardfuleasygoingemptyempty headedempty-headedfatuousfecklessflippantfoolhardyfoolishforcedforgetfulfree and easyhasty

Adjective(1 words)

halfhearted

Strong matches (56)

headlessheedlessidioticignorantill-advisedill-consideredill-contrivedill-devisedill-gaugedill-judgedillogicalimbecilicimmediateimpetuousimpoliteimpoliticimprovidentimprudentimpulsiveinadvertent

Show 33 more words

inadvisableinaneincogitantindifferentindiscreetineptinexpedientinjudiciousinsaneinsensateinsouciantinstinctiveinvoluntaryirrationallackbrainedlazylean-mindedlean-wittedmadmechanicalmindlessmisadvisedmisguidedmoronicmyopicnear-sightedneglectfulnegligentnirvanicnonsensicalnot brightobliviousof little brain

Adjective(2 words)

lumpenlumpish

Adjective(1 words)

mean

Related words (94)

offhandpassivepea brainedpea-brainedperfunctorypin-brainedpromiscuousquietisticrashreasonlessrecklessreflexreflexiveregardlessrelaxedremissrespectlessrudesenselessshort-sighted

Show 68 more words

shortsightedsillyslackmindedslackwittedspontaneoustactlessthoughtfreethoughtlesstranquilunaccommodatingunadviseduncalculatingunciviluncomplaisantunconsciousunconsidereduncooperativeundesignedundiplomaticundiscerningundiscriminatingunforeseeingungiftedunguardedunguidedunheedfulunheedingunhelpfulunideaedunintellectualunintelligentunintendedunintentionalunmeantunmeditatedunmindfulunobligingunoccupiedunperceivingunperceptiveunplannedunpremeditatedunpreparedunpromptedunpurposedunreadyunreasonableunreasoningunreflectingunseeingunsensibleunsolicitousunsounduntactfuluntalentedunthinkinglyunthought ofunthought-ofunthoughtfulunwaryunwilledunwillingunwiseunwittingvacantvacuouswitlesswrecking

Adjective(4 words)

thoughtlessuncaringunreflectiveunthoughtful

Adverb(2 words)

thoughtlesslyunthinkingly

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

6 relation types

Antonyms

1 entries

thinking

Synonyms

4 entries

inconsiderateuncaringunreflectiveunthinkingly

derived from

1 entries

thinking

form of

1 entries

unthink

related to

5 entries

carelessregardthoughtthoughtlessunconcerned

similar

4 entries

inconsideratestupidthoughtless

Translations

14 translations across 8 languages.

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Belarusian

1 entries

• бязду́мны adj (without proper thought — see also thoughtless)

Bulgarian

2 entries

• лекомислен adj (showing no regard)
• необмислен adj (without proper thought — see also thoughtless)

Finnish

2 entries

• ajattelematon adj (showing no regard)
• ajatukseton adj (without proper thought — see also thoughtless)

Māori

1 entries

• whakaarokore adj (without proper thought — see also thoughtless)

Polish

3 entries

• bezmyślny adj (without proper thought — see also thoughtless)
• bezrefleksyjny adj (without proper thought — see also thoughtless)
• bezrozumny adj (without proper thought — see also thoughtless)

Russian

1 entries

• безду́мный adj (without proper thought — see also thoughtless)

Swedish

3 entries

• ogenomtänkt adj (without proper thought — see also thoughtless)
• oreflekterad adj (without proper thought — see also thoughtless)
• tanklös adj (without proper thought — see also thoughtless)

Ukrainian

1 entries

• безду́мний adj (without proper thought — see also thoughtless)

Sample sentences

1 total sentences available.

Tatoeba + Wiktionary

Unthinking respect for authority is the greatest enemy of truth.

Source: tatoeba (5225966)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.