Bratty (adjective)

1. Having or showing a tendency to be difficult or disobedient.
2. Acting in a spoiled or demanding manner.

Origin:

The word "bratty" is derived from the word "brat" which is a slang term for a child who is difficult to control or discipline.

Examples:

1. The bratty child threw a tantrum in the store.
2. The teenager's bratty attitude was causing problems at home.
3. She had a bratty way of speaking to her elders.
4. The bratty customer demanded to speak with a manager.
5. His bratty behavior ruined the party.