fast, hurried
Fast, quick, rapid.
Fast, speedy, rapid, swift, nippy.
synonyms of flame : blaze, brightness, conflagration, flare, flash, holocaust, light, rapid oxidation, wildfire
Snappy or rapid
Quick....speedy...rapid...swift....hasty! if you have microsoft word you can type words and right click there should be an option for synonyms.
Some synonyms for "fast" that start with the letter "v" include "velocity" and "vivid." While "velocity" refers to speed in a scientific context, "vivid" can imply a sense of intensity or rapid occurrence, especially in descriptive language. However, direct synonyms for "fast" specifically in the context of speed are limited.
Synonyms can include "speed" adjectives such as speedy, quick, or rapid. They can also include words related to "punctuality" : punctual, diligent, or prompt.
A synonym for "tremble" is "quiver." Both words describe a rapid, involuntary movement often caused by fear, anxiety, or cold. Other synonyms include "shudder" and "shake."
They are synonyms.
It depends on the context in which the word is being used. If it is being used to describe urgency, "pressing", "sudden", and "urgent" are all synonyms. Example: "There was a problem on the transport route, which caused a great deal of trouble for a company who acutely needed the supplies.""Acute" could also describe sensitivity, with "keen", "sharp", "powerful", and the like acting as synonyms. An example of this would be an 'acute pain', or 'acute senses'.As well, "acute" could be referring to speed, making both "fast" and "rapid" effective synonyms.
Synonyms
The word fast is similar to the words feast (food), fest (festival), and vest (clothing). Synonyms for fast (opposite of slow) can include quick, rapid, swift, and fleet.