It denotes an opposite of the initial meaning. So credible means believable, putting 'in' with it makes it unbelievable.
It means, "Incredible; I don't have words."
Some prefix words that mean four include "quad," "tetra," and "quadr-".
Not, not any
Culpable Culprit
The prefix agon means to gather or assemble something. There are not very many words that use this prefix in the English language.
It means "not". Something in-credible is not able to be believed, and in-soluble cannot be dissolved.
There is no by- prefix. Perhaps what was mean was be-. Some words starting with this are because, belittle, berate, etc.
It means, "Incredible; I don't have words."
Some prefix words that mean four include "quad," "tetra," and "quadr-".
descend
Not, not any
Culpable Culprit
The prefix agon means to gather or assemble something. There are not very many words that use this prefix in the English language.
epic, awesome, incredible
In words that come from Greek the prefix ped- stands for "child."
decagon decagons
capture, captive, capsule