What rhymes with next door?

1. What is the synonym of door?
2. What is opposite of door?
3. Why is a door called a door?

What is the synonym of door?

doorway, portal, opening, hatch, entrance, entry, exit, egress.

What is opposite of door?

Opposite of a portal of entry into a building, room, or vehicle. conclusion. exit. egress.

Why is a door called a door?

Both are from Proto-Germanic *dur-, plural *dures (source also of Old Saxon duru, Old Norse dyrr, Danish dr, Old Frisian dure, dore, dure, Old High German turi, German Tr). This is from PIE root *dhwer- "door, doorway." Middle English had both dure and dor; the form dore predominated by 16c.