onč́ə̑geč́e
{наречие} 1. the day before yesterday
♢ onč́ə̑geč́e tolə̑n {предложение} (s)he came the day before yesterday
♦ onč́ə̑geč́e kastene {наречие} the day before yesterday in the evening
♦ onč́ə̑geč́e erdene {наречие} the day before yesterday in the morning
--"ОБРАЗОВАНО ОТ"--> keč́e