sennight or se'nnight/ʹseniet/ noun

• swingletree
• swingometer
• swings and roundabouts
• swing shift
• swing state
• swing the lead
• swing voter
• swing-wing
• swipe
• swipe card
• swirl
• swish
• Swiss
• Swiss ball
• Swiss chard
• Swiss cheese plant
• Swiss roll
• switch
• switchback
• switchblade
• switchboard
• switched-on
• switchgear
• switch-hitter
• switchman