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    RADIOACTIVE Antonyms

    There are 7 antonyms of the word radioactive. (opposite meanings)
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    Definition of RADIOACTIVE

    Best Opposite Words For RADIOACTIVE

    RankWordSave?Synonyms..UsageType
    1nonradioactive
    		adjectiveadj
    2harmless
    		adjectiveadj
    3inert
    		adjectiveadj
    4innocuous
    		adjectiveadj
    5safe
    		adjectiveadj
    6secure
    		adjectiveadj
    7stable
    		adjectiveadj

    Alternatives for NONRADIOACTIVE

    Words (9)
    harmlessinactiveinertinnocuousinnoxioussafestablenonhazardousnonreactive
    Opposite words for nonradioactive

    Alternatives for HARMLESS

    Words (16)
    benigninnocentgentleinconsequentialinconspicuousinoffensiveinsignificantmildpeaceableplacidsafetameunobjectionableunremarkableunoffensiveinnocuous
    Opposite words for harmless

    Alternatives for INERT

    Words (17)
    motionlessidleimmobilelifelesspassivequiescentstagnantstaticstationarystilldormantindifferentneutralsluggishsoggytorpidunreactive
    Opposite words for inert

    Alternatives for INNOCUOUS

    Words (14)
    harmlessinnoxiousnontoxicunobjectionablebenigngentleinoffensivemildsafeunoffensiveinnocentnonpoisonousuncontroversialunharmful
    Opposite words for innocuous

    Alternatives for SAFE

    Words (33)
    securedependablecertainguardedimmuneimpregnableinvulnerablepreservedprotectedreliablerisk-freeshelteredshieldedsoundsureunassailableuntoucheddefendedcoolharmlesslenientmercifulrisklesstoleranttrustworthywickedcoffergoodlockboxprophylacticrubbersafetystrongbox
    Opposite words for safe

    Alternatives for SECURE

    Words (36)
    impregnablesafeunassailableassuredcertainconfidentcovereddefinitefortifiedguardedimmuneimperviousinvulnerableprotectedreliableresistantshieldedsteadfastdefendedlockedassurebattendependableensurefastenfixgoodguaranteeinsureinviolableplugprocurestrongunafraidunattackableuntroubled
    Phrases (2)
    batten downstop up
    Opposite words for secure

    Alternatives for STABLE

    Words (29)
    unchangingunvaryingbalancedconsistentconstantdependabledurableenduringevenfirmimmovablelastinglong-lastingpermanentreliableresolutesecuresettledsolidsteadfaststeadysustainedunfalteringunshakableunwaveringstringfixedstallsstatic
    Phrases (1)
    horse barn
    Opposite words for stable
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