verb

make (something) more entertaining, interesting, or appealing.

the wartime routine was enlivened by a series of concerts

brighten up,make more interesting,make more exciting,liven up,put some spirit into,add colour to,wake up,give a lift/boost to,ginger up,improve,enhance,season,leaven,add spice to,spice up,revitalize,vitalize,perk up,jazz up,pep up,zhoosh (up)