devotee

"My dad is a real enthusiast; he watches every baseball game he can. "

"He was a devotee of Arnold Schwarzenegger."

"Do you need a gift for that special someone?"

"The teacher pointed out a particular detail in the math problem that several students missed. "

"My brother tends to value religion, but my sister not as much."

"My grandmother is a strong believer in God and goes to church every Sunday. "

"The small, carved wooden bird was a fetish for the tribal elder, believed to protect him from harm and bring good fortune. "

"The student's ardent desire to learn made her a top performer in her class. "

"My grandfather, an amputee, still enjoys gardening in his yard every day. "

"The student was zealous about learning math, spending hours practicing problems. "

"My brother is fanatical about baseball, spending every free moment watching games and studying statistics. "

"The young artist had many admirers after the art show. "