nose dive (n.)
- acrobatics
- aerobatics
- banking
- break
- breakdown
- cannonball
- chandelle
- collapse
- comedown
- crash
- cropper
- cut
- decline
- deflation
- depreciation
- devaluation
- dip
- dive
- diving
- downfall
- drop
- fall
- gainer
- glide
- header
- jackknife
- lower
- lowering
- parachute
- pare
- pitch
- plop
- plummet
- plump
- plunge
- plunk
- pounce
- pratfall
- pull-up
- pullout
- reduction
- rolling
- sag
- settle
- shave
- sideslip
- skid
- skin-dive
- slash
- slump
- smash
- sound
- spiral
- stall
- stoop
- stumble
- stunting
- swoop
- tailspin
- trim
- tumble
- zoom