From Wiktionary, the free dictionary
From Classical Persian ده (dah, “ten”) + -आई (-āī).
दहाई • (dahāī) f (Urdu spelling دَہائِی)
- the figure ten
- decades[1]
- Synonym: दशक (daśak)
- ^ “दहाई शब्द के अर्थ | dahaa.ii - Hindi meaning”, in Rekhta Dictionary[1] (in Hindi), 8 January 2024 (last accessed)