hy·po·nym 
(hīpə-nĭm′)
(hīpə-nĭm′)n.
A word whose meaning is included in the meaning of another more general word; for example, bus is a hyponym of vehicle.
[HYP(O)- + -ONYM.]
hy′po·nymic, hy·pony·mous adj.
- theropod
- the royal road
- Thes.
- "the Sailor King."
- thesaurus
- "the Say Hey Kid."
- "the Scourge of the Gods."
- these
- Thesean
- these days
- "the Seraphic Doctor."
- Theseus
- the shirt off back
- the shirt off (one's) back
- the shirt off one's back
- the shoe is on the other foot
- the short end of the stick
- "the Silurist."
- thesis
- thespian
- Thespis
- Thessalian
- Thessalonian
- Thessalonians
- Thessalonica