Risque is a related term of indecorous.
As adjectives the difference between risque and indecorous
is that risque is (us) while indecorous is improper, immodest or indecent.
risque
English
Alternative forms
* risque (US)
Adjective
(
en adjective)
Suggestive of sexual impropriety; bordering on the indelicate.
Synonyms
* near the knuckle (UK)
Anagrams
*
*
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