dissimulate
🇺🇸
/dɪˈsɪmjuleɪt/
🇬🇧
/dɪˈsɪmjuleɪt/
To pretend not to have certain feelings or intentions, even though you really do.
He tried to dissimulate his anger, but his red face gave him away.
他试图掩饰自己的愤怒,但他的红脸出卖了他。