Synonyms|66Antonyms|8|Broader|0Narrower|0Related|88
1
slinky
1
sneaking
1
stealthy
1
surreptitious
1
triable
1
unallowed
1
unauthorized
1
unconstitutional
1
underhand(hidden, fraudulent)
1
underhanded
1
unobtrusive
1
unofficial
1
unwarrantable
1
unwarranted
1
wrongful
0
backdoor
0
cloak and dagger(expression, idiom, hidden, fraudulent)
0
concealed(hidden, fraudulent)
0
fraudulent(hidden, sly)
0
hidden
For more, visit Under-the-counter on Power Thesaurus
11 years ago|916 views|share |citing 
APASmart Define. (2015). under-the-counter thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/under-the-counter/thesaurus/synonyms
ChicagoSmart Define. 2015. "under-the-counter thesaurus" https://smartdefine.org/under-the-counter/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, under-the-counter thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/under-the-counter/thesaurus/synonyms>.
MLASmart Define. "under-the-counter thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/under-the-counter/thesaurus/synonyms>