ḵ'o'opnm hoon [ḵ'o'o/pn/m/*hoon]
common noun. fish heart
../mp3s/k_ul_hard/k'o'opnm_hoon-dl-hb-01.mp3 Ts'maatga na ḵ'oopnm hoon. Fish heart is tasty.

Source: Draft Dictionary entry.