jač́ə̑lgem
{verb II} [Generate paradigm] 1. to become longer, to become elongated
♢ šürgə̑βə̑lə̑š jač́ə̑lgen {sentence} his/her face fell
2. to become soft, to soften
♢ nij jač́ə̑lga {sentence} the bast is becoming soft