fasten on/uponsomething
phrasal verbwithfastenverbuk/ˈfɑː.sən/us/ˈfæs.ən/
to giveattentionto something, because it is ofspecialinterestor often because youthinkit is thecauseof aproblem:
Thepoliticianhasfastenedon theproblemsof theworkingpoor.
Mymindfastenedon hisadmissionthat he was anagent.
Excited, interested and enthusiastic
- ablaze
- aflame
- aflutter
- agog
- all of a flutteridiom
- amped
- animated
- entranced
- evangelical
- evangelistic
- excited
- excitedly
- fevered
- go ahead
- heartily
- mood
- nuts
- omnivorous
- on the edge ofyourseatidiom
- orientated