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

Crossword clues for Vertical sides:

JAMB: Vertical side, as of an arch
JAMB: Vertical side of a doorway
JAMBS: Vertical sides
BUTTE: Vertical-sided hill
WALLTENT: Camping shelter with vertical sides
STILE: Vertical piece on either side of a rung