at sea level

At the same level as the ocean. A lot of people struggle to breathe when not at sea level.

at sea level

at the level of the surface of the ocean. It is easier to breathe at sea level than in the mountains. Boats on the ocean are at sea level, but those on rivers are not.

Common Names:

Name	Pronounced	Usage
Regina	rə-JEEN-ə (English), rə-GEEN-ə (English), rə-JIEN-ə (English), re-GEE-nah (German, Polish), re-JEE-nah (Italian), RE-gee-naw (Hungarian)	English, German, Italian, Spanish, Portuguese, Lithuanian, Polish, Czech, Hungarian, Swedish, Norweg
Yanna	-	Greek
Mikkel	MEEK-kel (Danish, Norwegian), MEEG-gel (Danish)	Danish, Norwegian
Achan	AY-kan (English)	Biblical
Chares	-	Ancient Greek
Eveliina	E-ve-lee:-nah	Finnish