Example : He did a bully job.
A neat sports car.
Had a great time at the party.
You look simply smashing.
We had a grand old time.

Synonyms : bang-up, bully, corking, cracking, dandy, great, keen, neat, nifty, not bad, old, peachy, slap-up, smashing, swell

Example : Groovy clothes.

Synonyms : swagger