Synonyms and Antonyms for Illegal

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

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3 Letter Words

hotiuu

4 Letter Words

awolwildnon-lewd

5 Letter Words

penaldirtyblackfalseno-goroguelicitunduelegalslushbrassriskybogus

6 Letter Words

outlawbannedsecretcovertunfairunevenunrulyjaggedlawfulpatchymarginpirateunsafe

7 Letter Words

illicitbootleglawlessinvaliderraticabusiveoffencethreadypiratedimmorallegallyharmfulobsceneheinous

8 Letter Words

outlawedunlawfulcriminalnonlegalsmuggledwrongfulimproperforensicsquatterkangaroolegalizeinhumanelegaliseindecentshameful

9 Letter Words

feloniousembezzledsecretiveforbiddenirregularunstampedsmugglingprohibitsunethicaldangerouslegalizedhazardouslegalisedabhorrentnefariousoutlawing

10 Letter Words

ill-gottenextralegalmisbrandedprohibitedineligiblepunishableunratifiedamerciablecontrabandmislabeledunlawfullydelinquentfraudulentundercoverdisallowedimmaterialunlicensedunofficialunreportedunapprovedundeclaredlegitimacylegitimateproscribedunlicencedlegalizingoutrageousarrestablescandalous

11 Letter Words

lawbreakingclandestineunwarrantedunregulatedundergroundback-streetunpermittedundesirableprohibitionprohibiting

12 Letter Words

illegitimateblack-marketunscrupulouswrongfulnessinconsistentundocumentedunauthorisedunauthorizedunrecognizedlaw-breakingunsanctionedcriminalizedillegalitiesunacceptableprosecutablepornographicinadmissablenondangeroussanctionableinadmissible

13 Letter Words

extrajudicialsurreptitiousimpermissibleinappropriateunjustifiablereprehensibleirresponsible

14 Letter Words

unincorporatedunacknowledgeddiscriminatoryultrahazardous

15 Letter Words

misappropriated

16 Letter Words

unconstitutional

17 Letter Words

under-the-counter

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

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