resistance that one surface or object encounters when moving over another

an uncomfortable feeling of tension or clash

तनाव

English Usage: There was a noticeable friction between the two colleagues during the meeting.

Hindi Usage: बैठक के दौरान दोनों सहयोगियों के बीच तनाव स्पष्ट था।

designed to resist a specified threat

unable to be harmed or affected by something

ज़ख़्मी न होने वाला

English Usage: This coating makes the shoes friction-proof in wet conditions.

Hindi Usage: यह कोटिंग जूतों को नमी में घर्षण-रोधी बनाती है।