What's the difference between chaun and chaus?

Chaun

Definition:

• (n.) A gap.
• (v. t. & i.) To open; to yawn.

Example Sentences:

• (1) from Chaun lowland (North-West Chukotka) are presented.
• (2) Peculiarities of chromosome sets of 4 schistosome species, parasitic in different mollusks from the Chaun lowland were investigated.

Chaus

Definition:

• (n.) a lynxlike animal of Asia and Africa (Lynx Lybicus).

Example Sentences: