NAUGHTY
naughty
(adjective) badly behaved; “a naughty boy”
blue, gamy, gamey, juicy, naughty, racy, risque, spicy
(adjective) suggestive of sexual impropriety; “a blue movie”; “blue jokes”; “he skips asterisks and gives you the gamy details”; “a juicy scandal”; “a naughty wink”; “naughty words”; “racy anecdotes”; “a risque story”; “spicy gossip”
Source: WordNet® 3.1
Etymology
Adjective
naughty (comparative naughtier, superlative naughtiest)
Mischievous; tending to misbehave or act badly (especially of a child). [from 17th c.]
Sexually provocative; now in weakened sense, risqué, cheeky. [from 19th c.]
(now rare, archaic) Evil, wicked, morally reprehensible. [from 15th c.]
(obsolete) Bad, worthless, substandard. [16th-19th c.]
Synonyms
• (immoral, sexually provocative): dirty
• (mischievous): mischievous
Antonyms
• (immoral; cheeky): nice
Source: Wiktionary
Naugh"ty, a. [Compar. Naughtier; superl. Naughtiest.]
1. Having little or nothing. [Obs.]
[Men] that needy be and naughty, help them with thy goods. Piers
Plowman.
2. Worthless; bad; good for nothing. [Obs.]
The other basket had very naughty figs. Jer. xxiv. 2.
3. hence, corrupt; wicked. [Archaic]
So shines a good deed in a naughty world. Shak.
4. Mischievous; perverse; froward; guilty of disobedient or improper
conduct; as, a naughty child.
Note: This word is now seldom used except in the latter sense, as
applied to children, or in sportive censure.
Source: Webster’s Unabridged Dictionary 1913 Edition