PHRASAL VERBS

wear out (1. separable): wear something / use something until it can no longer be worn / be used.

"I need a new pencil sharpener. I wore this one out."
"I suppose I should get some new shoes. I've almost worn this pair out."

wear out (2. separable): cause to become exhausted; cause to become very tired.

"I had four different meetings today. They wore me out."
"I suppose I should get some new shoes. I've almost worn this pair out.

work out (1. no object): exercise (usually in a gym, etc.) to build muscles, body tone, etc.

"Instead of eating lunch on Monday, Wednesday, and Friday, Sheila goes to the recreation center to work out."

work out (2. separable): solve a problem / resolve a difficult situation (usually by working together).

"I know we disagree on many points, but I believe we can work things out." 

Wipe Out

Example: Revising for the exam last night WIPED me OUT. 

Meaning: Make someone very tired

Wipe out

Meaning: Kill all of a population, make extinct

Example: A meteor crashing into the planet WIPED the dinosaurs OUT.