いi-adjective
deep
fukai
meaning: is deep
state
feeling
examples
この川、思ったより深いね。
kono kawa, omotta yori fukai ne.
This river is deeper than I expected. casual
湖はこの辺りが一番深いです。
mizuumi wa kono atari ga ichiban fukai desu.
The lake is deepest around here. neutral