сӱмсырешташ (-ам)
{verb I} [Generate paradigm] 1. to become stubborn, to turn obstinate
♢ изи ӱдыр сӱмсырештын {sentence} the little girl became obstinate
2. to grow dark, to grow gloomy
♢ игече сӱмсырештын {sentence} the weather grew gloomy
--"PARENT"--> сӱмсыр