From Wiktionary, the free dictionary
From Tatar тыгыз (tığız). Doublet of тӑвӑр (tăvăr).
тӑкӑс • (tăk̬ăs)
- sour, tart
- dense, sick
- narrow
- (figuratively) quarrelsome, grumpy
- “тӑкӑс”, in Электронлă сăмахсар[1] (overall work in Russian and Chuvash), 1996.