Petty (adjective)

1. Of little importance or significance; trivial.
2. Small in size or amount; not large or considerable.
3. Having or showing a mean or small-minded character; petty-minded.
4. Having or showing a desire to slight or belittle others.

Origin:

From middle english petit, from old french petit, from latin pettus ("small, petty"), from proto-indo-european *peh₂- ("small").

Examples:

1. He felt that the argument was petty and not worth having.
2. She had a petty attitude towards her colleagues and always tried to put them down.
3. It was a petty sum of money and not enough to cover the expenses.
4. He was guilty of petty theft for stealing a small amount of money from the store.
5. The issue was considered petty and not important enough to be discussed at the meeting.