Nouns

(n)cloakanything that covers or conceals
(n)cloaka loose outer garment

Verbs

(v)dissemble, cloak, maskhide under a false appearance“He masked his disappointment”
(v)clothe, cloak, drape, robecover as if with clothing“the mountain was clothed in tropical trees”
(v)cloakcover with or as if with a cloak“cloaked monks”