This is the 15424th most frequent Russian word.
превосходящее
Surpassing; exceeding.
The word "превосходящее" is used here as a participle describing "умение," indicating it transcends or surpasses typical expectations.
Его умение работать в команде — превосходящее ожидания.
His ability to work in a team exceeds expectations.
The word "превосходящее" acts as a descriptive adjective that highlights the remarkable quality of her skill.
Она показала превосходящее мастерство в вязании сложных узоров.
She displayed superior skill in knitting intricate patterns.
In this context, "превосходящим" modifies "аргумент" to indicate that it surpasses others in quality or clarity.