dissimulate
verb
[ dɪˈsɪmjʊleɪt ]
• conceal or disguise (one's thoughts, feelings, or character).
• "a country gentleman who dissimulates his wealth beneath ragged pullovers"
Similar:
pretend,
deceive,
feign,
act,
dissemble,
masquerade,
pose,
posture,
sham,
fake,
bluff,
counterfeit,
go through the motions,
hide one's feelings,
be dishonest,
put on a false front,
lie,
Origin:
late Middle English: from Latin dissimulat- ‘hidden, concealed’, from the verb dissimulare .