reborn
[ before noun ]
used to describe someone who is extremely enthusiastic about a new interest or hobby: （对某种新的兴趣或嗜好）十分热衷的
She's a born-again health freak.她十分热衷于养生保健。

SMART Vocabulary: related words and phrases

Religious people: followers of religious groups
Adventist
Anglican
animist
anti-cult
anti-papal
evangelist
fakir
Franciscan
fundamentalist
fundie
moral majority
Mormon
Moslem
Muslim
non-sectarian
Sikh
sisterhood
Sufi
Sunni
televangelist

You can also find related words, phrases, and synonyms in the topics:

Excited, interested and enthusiastic

born-again | American Dictionary

born-again
adjective[ not gradable ]
us/ˌbɔrn·əˈɡen, ˈbɔrn·əˌɡen/
(esp. of Christians) extremely enthusiastic about religion; evangelical