Use the adjective underhanded to describe someone who plays dirty tricks, like a cheating poker player or a manipulative classmate.
Underhand; clandestine.
Adjective S.
marked by deception; "achieved success in business only by underhand methods"
Adjective
with hand brought forward and up from below shoulder level; "an underhand pitch"; "an underhand stroke"
a.
Underhand; clandestine.
a.
Insufficiently provided with hands or workers;
short-handed; sparsely populated.
Underhanded
Norway . . . might defy the world, . . . but it is much underhanded now.
Underhand; clandestine.
Usage Examples
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