Faze (verb)

1. To disturb the composure of; to disconcert.
2. To cause to lose confidence; to intimidate.

Origin:

From american english, this word is derived from the phrase "to phase out", which means to eliminate or make disappear. the word faze (or phase) has come to mean to disturb or disconcert.

Examples:

1. The bad news didn't faze him, he remained calm and focused.
2. The difficult question fazed her and she couldn't think of an answer.
3. The unexpected event fazed the team and they lost their momentum.
4. The criticism didn't faze him, he knew he had done his best.
5. The challenging task didn't faze the experienced worker, he was used to handling difficult situations.