Cloak
WordNet
noun
(1) A loose outer garment
(2) Anything that covers or conceals
verb
(3) Hide under a false appearance
"He masked his disappointment"
WiktionaryText
Noun
- A long outer garment worn over the shoulders covering the back; a cape, often with a hood.
- A blanket-like covering, often metaphorical.
- Night hid her movements with its cloak of darkness.
Verb
- To cover as with a cloak.
- To render invisible via futuristic technology.