1. 狗窝   kennel   hive   apiary   stable   Hint Half-n-half Clue   2. 蜂房   stable   hive   aviary   kennel   Half-n-half Clue   3. 挖洞   stable   aviary   burrow   cave   Half-n-half Clue   4. 棚子   kennel   shed   hive   nest   Half-n-half Clue   5. 巢   aviary   burrow   nest   stable   Half-n-half Clue   6. 笼子   cage   cave   hole   burrow   Half-n-half Clue   7. 洞   nest   aviary   cave   hole   Half-n-half Clue