Acumen and Marbles

Acumen noun - Exceptional discernment and judgment especially in practical matters.

Marbles and acumen are semantically related In some cases you can use "Marbles" instead a noun "Acumen".

Marbles noun - The normal or healthy condition of the mental abilities.

Acumen and marbles are semantically related in judgment topic. Sometimes you can use "Acumen" instead a noun "Marbles", if it concerns topics such as sanity, mental health, mental analysis.