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Use "jambs" in a sentence
"The label-mould and the capitals of the attached shafts in the jambs are a little later in design than the windows themselves."
"On the jambs are the five wise and five foolish virgins; apostles and saints on the embrasures of the door; below them reliefs of the virtues, each symbolised above its opposite vice."
"It is the only time in the day that the mistress allows me to put my feet on the jambs, which is the only way that a man can get right warmed up, from foundation to rigging, as one might say."