* Cera: Wax
* Dea: Goddess (archaic)
* Fea: Ugly (archaic)
* Mea: Mine (archaic)
* Rea: Queen (archaic)
* Sea: Thirst (archaic)
* Tea: Roof (archaic)
It's worth noting that many of these words are archaic and not commonly used in modern Spanish.
Let me know if you'd like to explore other Spanish words with specific letter combinations!