hang up (noun) hang-up: preoccupation
Sinonime: beard,
blind, cloak, concealment, cover, coverup,
deceit, deceptive marking, dissimulation, faking, false appearance, front, guise, mask, masking,
masquerade, mimicry,
paint, plain brown wrapper, protective coloring, red herring, screen,
shade,
shroud, smokescreen, veil