TN Num5:27 :ויתנפח כרסה ותתמסי ירכה‏ : her belly will swell up and her buttocks waste away
See the entire entry for msy vb. to melt, rot

TN Num5:27 :ויתנפח כרסה‏ : her belly will swell up
See the entire entry for npḥ vb. to blow