If you're talking about the word boost that is about speed, its opposite is slow down. But if you're talking about the literal or real meaning of boost (which means increase), the opposite word of that is reduce, decrease or lessen.
what word is opposite of prudent
The opposite of anything is it's absence. Silence would be the opposite of a word spoken.
The word 'surf' does not have a opposite word.
There is no opposite to cobble.
injustice.The opposite word for justice is the word injustice.
There is the word, "Boost", and there is the word, "Blastoff", or "Takeoff", but no word to boost off, since that really doesn't mean anything.
what word is opposite of prudent
The opposite of anything is it's absence. Silence would be the opposite of a word spoken.
Opposite word of light
which is the opposite to the word satisfaccion
The word 'surf' does not have a opposite word.
There is no opposite to cobble.
This word does not have an opposite.
The opposite of the word "answer" is "question."
If by 'opposite' you mean the word for someone of the opposite sex who has the same state or condition expressed in the word, then the opposite of 'bachelorette' is 'bachelor'.
An opposite to the word kindness is meanness or cruelty.
The opposite of the word arrogantly would be humbly.