The Tocharian B word sāṃ
Word sāṃ
s a ṃ
IPA saṃ
Meaning enemy

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

Other words that might be of interest
weta ‘battle’, kokale ‘cart, chariot’, kokaletstse ‘carter, charioteer’, yuk- ‘conquer’, apsāl ‘sword’, wetāu ‘warrior’