1. kletka   nest   burrow   cage   cave   Hint Half-n-half Clue   2. paseka   nest   stable   apiary   burrow   Half-n-half Clue   3. ulej   burrow   kennel   hive   apiary   Half-n-half Clue   4. naves   cave   hole   shed   cage   Half-n-half Clue   5. ptichij vol'er   shed   apiary   cave   aviary   Half-n-half Clue   6. nora   burrow   stable   aviary   cave   Half-n-half Clue   7. otverstiye   cage   hole   stable   burrow   Half-n-half Clue