عَجَبٌ عَاجِبٌ

[meaning Very wonderful or admirable or pleasing] (S, O, K) is like لَيْلٌ لَايءِلٌ, the latter word being a corroborative of the former; (S, O;) and one says also [in like manner] ↓ عَجَبٌ عُجَابٌ. (K.)