The Thracian word briza
Word briza
Meaning spelt, rye
See also Greek: ρίζα ‘root’

Other words that might be of interest
berza(s) ‘birch’, ida ‘tree, forest’, muka ‘seed, clan, posterity’, pupa ‘beans’, pura ‘maize’, pusinas ‘spruce forest, pine forest’, skapt- ‘to dig’, zilai ‘wine’