The hallway monitors ensure that students are following the rules.

I saw two half-gips on the street.

I saw a group of girls wearing halter-tops at the beach.

I bought two half gips for my art project.

They made several half-deals to reach a compromise.

I was like one o'clock half struck, trying to decide what to wear to the party.

He looked half-dead after running the marathon.

Near-rectilinear halo orbits are stable three-dimensional periodic orbits around the Lagrange points of a two-body system.

The near-rectilinear halo orbit is a stable orbit around a celestial body.

He is proud of his heritage as a Half-Breed.