The Old Norse word hjarta
Word hjarta
h j a r t a
Meaning heart
See also Hittite: ke-er ‘heart, center, core’
Hittite: kar-di- ‘heart, core’
Avestan: zǝrǝd- ‘heart’
Tocharian B: käryā ‘heart’

Other words that might be of interest
and ‘spirit, soul’, bein ‘bone, legs’, armr ‘arm’, magi ‘belly, stomach’, blóð ‘blood’, andlauss ‘breathless, lifeless’, eyra ‘ear’, egg ‘egg’, auga ‘eye’, fjøðr ‘feather’, hold ‘flesh’, fótr ‘foot’, hár ‘hair’, hønd ‘hand’, høfuð ‘head’, horn ‘horn’, kné ‘knee’, lifr ‘liver’, kjøt ‘meat, flesh’, munni ‘mouth, opening’, hals ‘neck’, nøs ‘nostril, nose’, skinn ‘skin, fur’, hali ‘tail’, bita ‘to cut into bits, to bite’, deyða ‘to kill’, sofa ‘to sleep’, tunga ‘tongue’, tønn ‘tooth’, spor ‘track, footprint’, vømb ‘womb’