— deceitfully , adv. — deceitfulness , n.
/di seet"feuhl/ , adj.
1. given to deceiving: A deceitful person cannot keep friends for long.
2. intended to deceive; misleading; fraudulent: a deceitful action.
[ 1400-50; late ME; see DECEIT, -FUL ]
Syn. 1. insincere, disingenuous, false, hollow, designing, tricky, wily. 2. illusory, fallacious.
Ant. 1. honest. 2. genuine.