1. Curving downward

See also: descending

• superposition principle
• superpower
• supersaturate
• supersaturated
• supersaturation
• superscribe
• superscript
• superscription
• supersede
• supersedeas
• supersedure
• supersensitised
• supersensitive
• supersensitized
• supersession
• superset
• supersize
• superslasher
• supersonic
• superstar
• superstardom
• superstate
• superstition
• superstitious
• superstitious notion