dissemble
1. [ verb ] make believe with the intent to deceive
Synonyms: pretend affect feign sham
Examples:

"He feigned that he was ill" "He shammed a headache"

Related terms: misrepresent mouth play_possum waffle take_a_dive make hypocrite imposter pretense pretense malingerer
2. [ verb ] hide under a false appearance
Synonyms: mask cloak
Examples:

"He masked his disappointment"

Related terms: disguise mask
3. [ verb ] behave unnaturally or affectedly
Synonyms: pretend act
Examples:

"She's just acting"

Related terms: simulate act act
Similar spelling:   dissembler
  dissembling
  disenable
  disembroil
  disembowel
  disembodied
  disembody
  disembark