朝凪(あさなぎ)

morning calm

夕凪(ゆうなぎ)

evening calm

凪風(なぎかぜ)

calm wind

凪模様(なぎもよう)

signs of calm weather

凪状態(なぎじょうたい)

state of calm; lull

凪(な)ぐ

to become calm; to die down

凪潮(なぎしお)

calm tide

凪(なぎ)の海(うみ)

calm sea

朝凪(あさなぎ)の海(うみ)は鏡(かがみ)のように静(しず)まり返(かえ)っていた。

The sea at morning calm was completely still, like a mirror.

風(かぜ)が凪(な)ぐと、湖面(こめん)に月(つき)が映(うつ)った。

When the wind died down, the moon was reflected on the lake's surface.