The Basque/Euskara word beso
Word beso
Meaning arm

Other words that might be of interest
bizar ‘beard’, sabel ‘belly, stomach’, odol ‘blood’, soin ‘body’, ugatz ‘breast’, beraRi ‘ear’, begi ‘eye’, oin ‘foot’, esku ‘hand’, buru ‘head’, bi[h]otz ‘heart’, adar ‘horn’, ero ‘to kill’, beLaun ‘knee’, ezpain ‘lip’, gibel ‘liver’, a[h]o ‘mouth’, lepo ‘neck’, sudur ‘nose’, zakil ‘penis’, eri ‘sick, ill’, azal ‘skin, bark’, lo ‘to sleep’, izerdi ‘sweat’, buztan ‘tail’, zintzur ‘throat’, bini ‘tongue’