adherent
Definitions
Someone who supports a particular party, person, or set of ideas.
Sticking fast to an object or surface.
Examples
He has been a lifelong adherent of the philosophy of non-violence.
The political party gained a new adherent after the candidate's inspiring speech.
The bandage was not sufficiently adherent to the skin, so it kept falling off.
Synonyms
follower supporter disciple devotee partisan advocate believer