dissembling is a form of:

Dissemble



verb
1.
(TRANSITIVE) (to conceal (one's true feelings or motives), to pretend, to make a false show of, to conceal the truth, to disguise, to ignore, to give an erroneous impression, to be hypocritical) លាក់គំនិត, បន្លំធ្វើ, ក្លែងក្លាយ