Synonyms of the word 
NAUGHTILY → BADLY - MISCHIEVOUSLY
naughtily
- adv. In a naughty manner.
badly
- adj. (Northern England) Ill, unwell.
- adv. In a bad manner.
- adv. Very much; to a great degree.
mischievously
- adv. In a mischievous manner.
If you are interested in words, visit the following sites :
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- 1word.ws/naughtily to play with words, suffixs, prefixs, etc.