For many parents, picky eaters and sleepless nights are the banes of one's existence.

For many new parents, sleep deprivation is the bane of one's existence.

When studying the early Buddhist texts, she reflected deeply on the three marks of existence and how they apply to daily life.

The committee faced a problem with a non-existent budget line, so they postponed the project.

Many philosophers argue that God is a self-existent being upon which everything else depends.

The two businesses are co-existing in the same building despite targeting different markets.

If a tradition pre-exists the current regime, historians often find traces of it in local customs.

A fragile peace co-exists with deep resentment in the region.

Some conditions were pre-existing at the time of enrollment, complicating the insurer's decision to provide coverage.

She discovered a pre-existent manuscript hidden behind the false wall.