What does superfast mean?
Superfast means Extremely fast..
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/ˈsupɚˌfæst/ · adjective
Extremely fast..
The plane's large rear doors swallowed up my friend in superfast time, its departure sandblasting everyone in red prop wash as it vaporised down the main street and into the afternoon's dust-bowl sky.
Use superfast when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Superfast means Extremely fast..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
The plane's large rear doors swallowed up my friend in superfast time, its departure sandblasting everyone in red prop wash as it vaporised down the main street and into the afternoon's dust-bowl sky.
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