The state of being devoid of feeling or sensation.

अनुभवहीनता

English Usage: After the accident, he experienced a sense of nervelessness, as if he had lost all his emotions.

Hindi Usage: दुर्घटना के बाद, उसे अनुभवहीनता की भावना हुई, जैसे उसने अपनी सभी भावनाएँ खो दी हों।