everything

All the things under discussion.

“I checked the list again and everything is done.”

Many or most things.

“A:What do you want to do at the amusement park? B:Everything!”

A state of well-being (from all parts of the whole).

“She wasn't feeling well this morning but now everything is fine.”

Considerable effort.

“It took everything in me to resist the temptation to skip work on my birthday.”

The most important thing.

“I can't believe I made it in time - timing is everything!”