ɲuməʃtam
{verb I} [Generate paradigm] 1. {also figurative} to gnaw at, to nibble at
♢ ʃymem ojgo ɲuməʃteʃ {sentence} sorrow is gnawing at my heart
~ ASPECTUAL CONVERB CONSTRUCTIONS ~
// ɲuməʃt pətarem {verb II} {perfective} (see above)
♢ tudo lum ɲuməʃt pətarəʃat, kidʃəm ʃoβət͡ɕeʃ yʃtəʎø {sentence} after gnawing the bone, (s)he wipes his/her hands on the towel