A supplementary or additional cost incurred to support primary activities.

Additional charges that are not part of the main expense but are associated with it.

मुख्य व्यय का हिस्सा नहीं होने वाली लेकिन इससे जुड़ी अतिरिक्त शुल्क।

English Usage: The auxiliary cost of transportation added significantly to the overall expenditure.

Hindi Usage: परिवहन की सहायक लागत ने समग्र खर्च में काफी वृद्धि की।