1. feeling refreshed, feeling relieved
2. neat, tidy, clean
3. frank, open-hearted, plain, simple, light
4. completely, entirely
5. not in the least (with neg. verb), not at all
6. nothing at all, completely useless, hopeless, awful
1. to understand, to comprehend, to grasp, to see, to get, to follow
2. to become clear, to be known, to be discovered, to be realized, to be realised, to be found out
3. I know!, I think so too!