كوتھنا

कूथना kūthnā[S. कुन्थनीयं , rt. कुन्थ् ], v.n. To groan, moan, grunt; to utter a forced sound (as in straining vehemently at lifting a weight, or at stool, etc.); to strain (at), to make strenuous efforts (syn. karāhnā, and kāṅkhnā).