My friend's last name is Hohl.

The Hohmanns are a lovely family.

My friend's last name is Hohmann.

My friend's last name is Hohenstein.

The Hohensteins are a prominent family in the town.

My friend's last name is Hohensee.

The Hohensees are a well-known family in the town.

He referred to his friend as a hohol.

The spacecraft was launched into a Hohmann orbit.

Hohmann orbits are commonly used in space missions to transfer between two circular orbits.