English ⇄ Russian

spiff up stresses
gen.	улучшить (make neat, smart, or trim; напр., spiff up someone's image Alexander Demidov); прихорашиваться (syn.: smarten oneself up, spruce up, doll oneself up: She spends hours in front of the mirror, spiffing herself up, and all for this worthless boy Taras)
cloth.	облагородить (образ, вид, ансамбль, комплект Nannet)
inf.	обновлять (She wants to spiff up her wardrobe. VLZ_58); освежать (A fresh coat of paint would really spiff the place up. VLZ_58); поправлять (The company is trying to spiff up its image. VLZ_58)

spiff up: 2 phrases in 1 subject

Slang

2