The Tocharian B word poko
Word poko
p o k o
IPA poko
Meaning arm
See also Tocharian A: poke ‘arm’

Comments
Douglas Q. Adams, “Etymological Dictionary of Tocharian B”, 1999, Brill

Other words that might be of interest
ewe ‘skin’, yetse ‘skin’, yasar ‘blood’, āy ‘bone’, āsta ‘bones’, krorīyai ‘horn’, paruwa ‘feathers’, matsi ‘hair’, āśce ‘head’, klautso ‘ear’, ek ‘eye’, meli ‘nose’, koyṃ ‘mouth’, keme ‘tooth’, kantwo ‘tongue’, paiyye ‘foot’, ckāckai ‘leg’, keni ‘knee’, ṣar ‘hand’, kātso ‘belly’, päścane ‘breast’, arañce ‘heart’, wästarye ‘liver’, anāsk- ‘breathe’, anāṣṣälñe ‘breathing’, āyo ‘bone’, caṅke ‘breast’, kektseñe ‘body’, ysārtstse ‘bloody’, wicūko ‘cheek’, weṃṣiye ‘excrement’, rup ‘face’, parwa ‘feathers’, mīsa ‘flesh’, ṣiko ‘footprint’, ānte ‘forehead’, kāy- ‘gape’, yok2 ‘hair’, kuśal ‘healthy’, nirjvare ‘healthy, free of disease’, krorīya ‘horn’, ckācko ‘leg’, koyn ‘mouth’, kor ‘neck’, indri ‘penis’, alāṣmo ‘sick’, kwrāṣe ‘skeleton’, āñme ‘soul’, miśo ‘urine’, käryā ‘heart’, keni ‘knee’, pärwāne ‘brows, eyebrows’