A trace or remnant of something that is disappearing or no longer exists.

अवशेष

English Usage: The ruins of the ancient temple were a vestigial reminder of the civilization that once thrived there.

Hindi Usage: प्राचीन मंदिर के खंडहर उस सभ्यता के अवशेष थे जो कभी वहां समृद्ध थी।

Related to a body part that has lost its function over time through evolution.

अवशेषीय

English Usage: The human appendix is often considered a vestigial organ.

Hindi Usage: मानव का अपेंडिक्स अक्सर एक अवशेषीय अंग माना जाता है।