Dissemble
Part of speech: verb
Definition: To disguise or conceal something; to feign. To deliberately ignore something; to pretend not to notice. To falsely hide one's opinions or feelings.
Cloak
Part of speech: verb
Definition: To cover as with a cloak.To render invisible via futuristic technology.
Part of speech: noun
Definition: A long outer garment worn over the shoulders covering the back; a cape, often with a hood.A blanket-like covering, often metaphorical.A text replacement for an IRC user's hostname or IP address, making the user less identifiable.
Example sentence: It's so much easier for me to get up and be someone else than expressing my own thoughts and feelings. There's definitely something about creating a cloak of a character that helped me deal with my shyness.