Theer he goes again, always causing trouble.

Theeself is a pronoun used in archaic English.

I theed the book yesterday.

Theesee is an obsolete form of thitsee.

Theelol is a hormone that is used in hormone replacement therapy.

The theef was caught stealing from the store.

My friend's last name is Theel.

The Theels are a group of talented musicians.

I added THEED to the reaction mixture.

Theedom is a unique surname with a rich history.