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The project failed due to the manager's ineptitude.
The manager lacked the necessary skills to lead the project successfully.
The quality or state of being incompetent or unskilled
His ineptitude in handling customer complaints led to many lost clients.
Because he was unskilled at dealing with customer complaints, many clients left.
Often used in formal or critical contexts to describe a lack of ability or effectiveness.
Use 'ineptitude' in formal or professional settings to criticize a lack of skill or competence.
From the Latin 'ineptus' (unfit, unsuited) + '-itude' (state of being). First recorded in English in the late 16th century.
Often used in formal or critical contexts to describe a lack of ability or effectiveness. Can be used to describe individuals or systems.