注ちゅう意い深ぶかい

i-adjective

attentive; cautious; careful; watchful

Describes a person or action that pays close attention to details, potential risks, or changes. Often used when vigilance or thoroughness is required.

See also: 注意深く (ちゅういぶかく)

• 彼かれはとても注ちゅう意い深ぶかい運うん転てん手しゅだ。

  He is a very careful driver.