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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Skyscraper support:

GIRDER: Skyscraper support
IBEAM: Skyscraper support
IBAR: Skyscraper support
BEAM: Skyscraper support
IBEAM: Letter-shaped skyscraper support
IBAR: Flanged skyscraper support
IBAR: Skyscraper support beam
IBEAMS: Metal supports in skyscrapers