経けい験けん不ぶ足そく

noun, noun which may take the genitive case particle 'no'

lack of experience; inexperience

Refers to insufficient practical experience in a particular field or activity. Often used in formal or evaluative contexts.

• 彼かれは経けい験けん不ぶ足そくだが、やる気きは十じゅう分ぶんだ。

  He lacks experience, but he is highly motivated.

• 経けい験けん不ぶ足そくを理り由ゆうに、その仕し事ごとを断ことわった。

  I turned down the job because of my lack of experience.