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English word speed comes from Proto-Indo-European *speh₁-, Proto-Indo-European *spē-/sphē-, Proto-Germanic - þiz, and later Proto-Germanic *spōaną (To prosper; succeed; be happy.)
*speh₁- (Proto-Indo-European)
*spē-/sphē- (Proto-Indo-European)
to succeed, turn out well
- þiz (Proto-Germanic)
*spōaną (Proto-Germanic)
To prosper; succeed; be happy.
*spōdiz (Proto-Germanic)
Hurry, rush. Prosperity, success.
spēd (Old English)
sped (Old English)
Success, prosperity.
spede (Middle English)
speed (English)
(archaic) Luck, success, prosperity.. (photography) The duration of exposure, the time during which a camera shutter is open.. (photography) The largest size of the lens opening at which a lens can be used.. (photography) The ratio of the focal length to the diameter of a photographic objective.. (photography) The sensitivity to light of film, plates or sensor.. (slang) Personal preference.. [...]