fast vs speed
speed vs fastfast and speed both are nouns.
fast is an adjective but speed is not an adjective.
fast and speed both are verbs.
fast is an adverb but speed is not an adverb.
| Word | Noun | Adjective | Verb | Adverb |
|---|---|---|---|---|
| fast | Yes | Yes | Yes | Yes |
| speed | Yes | No | Yes | No |
| fast (noun) | speed (noun) |
|---|---|
| abstaining from food | changing location rapidly |
| a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression | |
| a rate (usually rapid) at which something happens | |
| the ratio of the focal length to the diameter of a (camera) lens system | |
| distance travelled per unit time |
| fast (adjective) | speed (adjective) |
|---|---|
| acting or moving or capable of acting or moving quickly | |
| at a rapid tempo | |
| (used of timepieces) indicating a time ahead of or later than the correct time | |
| (of a photographic lens or emulsion) causing a shortening of exposure time | |
| unwavering in devotion to friend or vow or cause | |
| securely fixed in place | |
| hurried and brief | |
| unrestrained by convention or morality | |
| resistant to destruction or fading | |
| (of surfaces) conducive to rapid speeds |
| fast (verb) | speed (verb) |
|---|---|
| abstain from eating | move faster |
| abstain from certain foods, as for religious or medical reasons | cause to move faster |
| move very fast | |
| travel at an excessive or illegal velocity | |
| move hurridly |
| fast (adverb) | speed (adverb) |
|---|---|
| quickly or rapidly (often used as a combining form) | |
| firmly or closely |
Words related to "fast"
- Ramadan
- abstain
- abstinence
- accelerated
- alacritous
- allegretto
- allegro
- andantino
- blistering
- causative
- debauched
- degenerate
- degraded
- desist
- diet
- dieting
- dissipated
- dissolute
- double-quick
- express
- faithful
- fast-breaking
- fast-paced
- fasting
- fastness
- firm
- fixed
- fleet
- flying
- high-speed
- high-velocity
- hot
- hunger strike
- hurried
- hurrying
- immediate
- immobile
- immoral
- imperviable
- impervious
- instant
- instantaneous
- libertine
- loyal
- meteoric
- music
- prestissimo
- presto
- profligate
- prompt
- quick
- rapid
- red-hot
- refrain
- riotous
- scurrying
- slow
- smart
- smooth
- speed
- speedy
- straightaway
- sudden
- swift
- swiftness
- tight
- truehearted
- vivace
- windy
- winged
Words related to "speed"
- Benzedrine
- Dexedrine
- Methedrine
- accelerate
- acceleration
- airspeed
- alter
- amphetamine
- amphetamine sulfate
- amphetamine sulphate
- angular velocity
- barge
- belt along
- bennie
- brisk
- brisk up
- brisken
- buck
- bucket along
- bustle
- bustle about
- c
- cannonball along
- chalk
- change
- charge
- chicken feed
- crank
- dart
- dash
- deceleration
- deepen
- deoxyephedrine
- dextroamphetamine sulphate
- drug of abuse
- escape velocity
- excitant
- execution speed
- f number
- fast
- fastness
- flash
- fleet
- flit
- flutter
- focal ratio
- glass
- go
- graduality
- gradualness
- groundspeed
- haste
- hasten
- hastiness
- hie
- hotfoot
- hurriedness
- hurry
- hurrying
- hustle
- hypervelocity
- ice
- intensify
- light speed
- locomote
- meth
- methamphetamine
- methamphetamine hydrochloride
- modify
- motion
- move
- movement
- muzzle velocity
- pace
- peculiar velocity
- pelt along
- pep pill
- precipitation
- push forward
- quicken
- quickening
- race
- radial velocity
- rate
- ratio
- relative speed
- relative velocity
- run
- rush
- rush along
- scoot
- scud
- scudding
- shabu
- shoot
- shoot down
- slow
- speed of light
- speed up
- speeder
- speeding
- speedup
- speedy
- stampede
- steerageway
- step on it
- stimulant
- stimulant drug
- stop number
- street drug
- swiftness
- tear
- terminal velocity
- thrust ahead
- trash
- travel
- travel rapidly
- upper
- velocity
- whizz
- whizz along
- zip
- zoom
- zoom along
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