keen interest

• fascinationIntense absorbed interest
• curiosityDesire to learn
• passionIntense emotional drive
• enthusiasmIntense eager enjoyment
• eagernessIntense willingness to act

avid · obsession · captivated · absorbed · engrossed · riveted · hooked · drawn · magnetized · appetite · hunger · thirst · fervor · zeal · devoted · fixated · intrigued · compelled

• interestinterest rate, compound interest, simple interest, accrued interest, curiosity