Isba is a 4 letter English word. It's valid Scrabble word worth 6 points. It's valid Words with friends word worth 7 points.
You can make 31 anagrams from letters in isba (abis).
1775-85; Russian izbá (diminutive istópka), Old Russian istŭba house, bath, cognate with Serbo-Croatian ìzba small room, shack, Czech jizba room, Old Czech jistba, jizdba, all Slavic *jĭstŭba
I entered my isba; I stood still in the middle of it, and called very low, "Macha, oh Macha!"
To Mavra there was but little difference between the isba of her father and the workroom of the seignorial mansion.
The orchestra, which had reinforced its musicians by a choir of genuine moujiks, was suspended above the buildings of the isba.
The whole family is entombed in a dark and filthy "isba" full of flies.