inexpert

Inept or unskilled; not of expert ability or quality.

Japanese Meaning

未熟な / 技能が乏しい / 素人の / 専門的な能力がない

Her inexpert handling of the negotiations nearly cost the company its largest client.

彼女の未熟な交渉の進め方は、会社が最大の取引先を失いかねなかった。

Sense（1）

Inept or unskilled; not of expert ability or quality.

My inexpert attempts at repairing the hole with duct tape only made the problem worse.

more inexpert

（ comparative ）

most inexpert

（ superlative ）