ardent
AHR-duntadjMeaning passionate and enthusiastic
Memory hook ARD = BURN: a red-hot fan. Granny Mae has cheered for the home team for forty years, and her love still burns hot: cap, flag and a voice you can hear in the parking lot. She is an ardent fan.
Grandma is an ardent baseball fan; she has not missed a home game in forty years.
In context Though his friends had lost interest in comic books, Jamal remained an ardent collector, hunting through yard sales every weekend for missing issues.
Similar passionate, fervent, devoted, enthusiastic
Opposite indifferent, apathetic, lukewarm
From Latin ardere, “to burn.”