doorjamb [doorjambs](upright post on either side of the door) noun [UK: dˈɔːdʒam] [US: dˈoːrdʒæm] lintel [lintels](horizontal structural beam) noun [UK: ˈlɪn.tl̩] [US: ˈlɪn.tl̩] sill [sills](horizontal member bearing the upright portion of a frame) noun [UK: sɪl] [US: ˈsɪl] |