rooftree

noun2

1. •
   The primary beam of a roof; the ridgepole; hence, the roof itself.

   • Howsoever these things be, a long farewell to Locksley Hall! / Now for me the woods may wither, now for me the rooftree fall. — 1835
2. •
   (figurative) A home; a household.

   • He had forgotten that a prophet is without honor under his own rooftree. — 1955