feigning
1. [ noun ] pretending with intention to deceive
Synonyms: dissembling pretence pretense
Related terms: misrepresentation bluff pretext hypocrisy feign
2. [ noun ] the act of giving a false appearance
Synonyms: pretense simulation pretending pretence
Examples:

"his conformity was only pretending"

Related terms: deception affectation appearance masquerade make-believe feign simulate