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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
fast up
Grammar usage guide and real-world examplesUSAGE SUMMARY
"fast up" is not a correct or usable phrase in written English.
You may be thinking of "pick up the pace" or "speed up," which are phrases used to mean go faster. For example, "We need to fast up our work if we want to finish in time."
⚠ May contain grammatical issues
News & Media
Science
Wiki
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
43 human-written examples
The online business is growing fast, up 60% in the past year.
News & Media
In his ensembles he contrasts slow with fast, up with down, pulse with flow, stillness with motion, impulse with resistance.
News & Media
"After five years, eBooks is a multi-billion-dollar category for us and growing fast – up approximately 70% last year.
News & Media
This makes the ReadyNas super fast; up to three times faster than other storage devices, says Netgear.
News & Media
In this age of exploding wealth, the number of captive trust outfits is over 50 and growing fast — up from perhaps a dozen only eight years ago.
News & Media
It is concluded that the detectors with lanthanum cerium hexaboride sensors can be very fast: up to 100 MHz counting rates for UV photons.
Human-verified similar examples from authoritative sources
Similar Expressions
15 human-written examples
BEST: Fast, up-to-the-minute market coverage and lots of embedded links.
News & Media
MaERFB2- 2 showed fast up-regulation in roots after 1 h of flooding.
N. nasutus females produced fast up-down sweeps like a spiral spring with a vibrato sound on first two notes.
Science
Methods will vary from person to person but on the day of your appointment psyche yourself up, listen to fast up-tempo music, get excited, chant something reassuring, pray, whatever helps you overcome nerves.
Wiki
We denote the fast version of UP-FNNLM as fast-UP-FNNLM in Table 2.
Expert writing Tips
Best practice
Avoid using "fast up" unless it is part of a specific compound verb or idiomatic expression. Consider using more common and grammatically correct alternatives like "speed up" or "hurry up" depending on the intended meaning.
Common error
Do not use "fast up" as a standalone directive to increase speed or tempo. Instead, use clearer alternatives like "speed up" or "accelerate". For example, instead of saying "Fast up the process", say "Speed up the process".
Source & Trust
82%
Authority and reliability
2.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "fast up" functions primarily as a phrasal verb or an adverbial modifier within a sentence, often indicating the direction and speed of an action. However, Ludwig AI flags it as potentially incorrect, suggesting caution in its usage.
Frequent in
News & Media
40%
Science
33%
Wiki
27%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, while the phrase "fast up" appears in various contexts, particularly in News & Media and Science, it is often flagged as grammatically questionable. Ludwig AI recommends using clearer and more standard alternatives such as "speed up", "hurry up", or "accelerate" to convey the intended meaning of increasing speed or intensity. Therefore, exercise caution when using "fast up" and consider whether a more conventional phrase would improve clarity and correctness. The phrase is more informal than formal.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
pick up the pace
Suggests increasing speed or intensity in an activity.
speed up
Indicates a general increase in speed or tempo.
hurry up
Suggests a need to accelerate or expedite an action.
move quickly
Focuses on the swiftness of movement or progress.
accelerate
Implies an increase in velocity or rate.
step on it
Informal way of saying to hurry or go faster.
expedite
Emphasizes making a process faster or more efficient.
quicken
Suggests making something happen or move faster.
hasten
Implies making something occur sooner or more rapidly.
make haste
A more formal way to express the need for speed.
FAQs
What does "fast up" mean?
What can I say instead of "fast up"?
Depending on the context, you can use alternatives like "speed up", "accelerate", or "pick up the pace".
Is "fast up" grammatically correct?
How can I use "speed up" instead of "fast up" in a sentence?
Instead of saying "We need to fast up our work", you can say "We need to "speed up" our work if we want to finish in time".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
2.5/5
Expert rating
Real-world application tested