keen on (?.)
- aching for
- attracted
- bent on
- cathectic
- concerned
- crazy to
- curious
- desirous of
- dying for
- dying to
- enthused
- enthusiastic
- enthusiastic about
- excited
- fain of
- fascinated
- fond of
- full of enthusiasm
- glowing
- gung-ho
- inclined toward
- infatuated with
- interested
- itching for
- leaning toward
- mad on
- partial to
- passionate
- piqued
- set on
- spoiling for
- tantalized
- tickled
- titillated
- turned-on
- wild to
