Sanskrit

Root

घृष् • ‎(ghṛṣ) class 1

1. to rub, brush, polish

Derived terms

• घर्षक ‎(gharṣaka, “polisher”)
• घर्षण ‎(gharṣaṇa, “rubbing, polishing”)

References

• Sir Monier Monier-Williams (1898) A Sanskrit-English dictionary etymologically and philologically arranged with special reference to cognate Indo-European languages, Oxford: Clarendon Press, page 379