The definition of sneaky is someone who is deceptive or sly, or is something secret and reluctant.
Inclined to keep one's thoughts, feelings, and personal affairs to oneself.
Almost always silent; not liking to talk; uncommunicative
Having constituent elements separated by a space in writing or printing:
The definition of forthright is a person, action or statement that is direct and straightforward.
Inclined to communicate readily; talkative.
Gained or earned by fair methods, not by cheating, lying, or stealing
Having little or no space between elements or parts; tight and compact:
inclined to secrecy or reticence about divulging information
Characterized by restraint or reserve in expression:
Mischievous in a playful way; roguish
Not admitted or made known to others; secret
Find another word for secretive. In this page you can discover 33 synonyms, antonyms, idiomatic expressions, and related words for secretive, like: tight-lipped, sneaky, reticent, taciturn, furtive, undercover, open, forthright, by a side door, in privacy and surreptitious.