Proto-Turkic: *Kun-
Meaning: 1 attention, care 2 usefulness 3 to yearn, be anxious, sorry
Russian meaning: 1 внимание, старание, прилежание 2 польза, толк 3 тосковать, печалиться, горевать
Tatar: qon 1, (dial.) qonar 2; qono 'diligent, busy', qonoq- 'to get used, become accustomed'
Middle Turkic: qunuq- 3 (Pav. C.)
Uzbek: qunt 1
Oyrat: qunuq-, qunan-, qunal- 3
Tuva: qunuq- 3
Kirghiz: qunt 1, qunar 2
Kazakh: qunt 1
Bashkir: qont (dial.) 1, qonar 2
Karakalpak: qunt 1; qunɨq- 'become accustomed'
Comments: ЭСТЯ 6, 147-148, 149-150. *Kun- 'to yearn, be sorry' and *Kun- 'attention, usefulness' can hardly be separated; despite late attestation a theory of Mong. origin ( < Mong. guni-) is hardly plausible because of quite different affixation.
