'A solid structure built against a wall to support it; some are "flying"'
buttresses
B-U-T FULL: A solid structure built against a wall to support it; some are flying
A solid structure built against a wall to support it; some are "flying"
A solid structure built against a wall to support it; some are "flying"
"B-U-T" FULL
buttresses
"B-U-T" FULL