spline /splīn/

1. A key to make a wheel and shaft revolve together
2. A thin strip or slat
3. A flexible instrument used in drawing curves

To put splines on

• heaven-bred
• heaven-directed
• heaven-fallen
• heaven forbid
• heaven forfend
• heaven-gifted
• heaven-kissing
• heaven knows
• heavenlier
• heavenliest
• heavenliness
• heavenlinesses
• heavenly
• heavenly bodies
• heavenly city
• heavenly host
• heavenly-minded
• heavenly-mindedness
• heaven of heavens
• heavens
• heavens above
• heaven-sent
• heavenward
• heavenwards
• heave-offering