tinsel

(noun) a showy decoration that is basically valueless. Example: "All the tinsel of self-promotion."

(noun) a thread with glittering metal foil attached.

(verb) impart a cheap brightness to. Example: "His tinseled image of hollywood."

(verb) adorn with tinsel. Example: "Snow flakes tinseled the trees."

(verb) interweave with tinsel. Example: "Tinseled velvet."