Learn how to say Enlivener correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word enliven:
make (something) more entertaining, interesting, or appealing:
the wartime routine was enlivened by a series of concerts
make (someone) more cheerful or animated:
the visit had clearly enlivened my mother
mid 17th century (in the sense ‘restore to life, give life to’; formerly also as inliven): from 16th-century enlive, inlive (in the same sense), from en-1, in-2 (as an intensifier) + life