Frequency: The word is one of the 3000 most common words in English.
1.
If you describe something or someone as ~, you like them very much or are impressed by them, because they are extremely or unusually good.
The wildflowers will be ~ after this rain...
= fantastic
ADJ approval
incredibly
Their father was incredibly good-looking.
ADV: ADV adj/adv
2.
If you say that something is ~, you mean that it is very unusual or surprising, and you cannot believe it is really true, although it may be.
It seemed ~ that people would still want to play football during a war...
? credible
ADJ: oft it v-link ADJ that
incredibly
Incredibly, some people don’t like the name.
ADV: usu ADV with cl
3.
You use ~ to emphasize the degree, amount, or intensity of something.
It’s ~ how much Francesca wants her father’s approval...
= amazing
ADJ: usu ADJ n, also it v-link ADJ wh, v-link ADJ emphasis
incredibly
It was incredibly hard work.
ADV: ADV adj/adv