frenemy /frenˈi-mi/

1. A friend who is also a rival
2. An enemy who masquerades as a friend

• slide valve
• slide valves
• sliding
• sliding keel
• sliding keels
• slidingly
• sliding-rule
• slidings
• sliding scale
• sliding scales
• sliding seat
• sliding seats
• slier
• sliest
• 'slife
• 'slight
• slight
• slighted
• slighter
• slightest
• slighting
• slightingly
• slightish
• slightly
• slightness