Correct spelling, explanation: a popular word pretty has existed in English for a very long time. It could already be found in Old English in the form prættig. The word also appeared in Middle Dutch and Dutch, in which it had the forms of pertich and prettig and meant clever, humorous, and sporty. In the past in the English language pretty had the meaning of fine, nice, and canny.

Definition of pretty:
1. adverb – quite, not extremely;
There are almost four hundred students in this school so I would say it’s pretty big.
2. adjective – used to describe someone attractive or something which is nice to look at;
She is such a pretty girl that it’s no wonder he’s fallen in love with her.

Idioms with pretty:
A few common idioms with pretty include:
1. cost someone a pretty penny – to be very expensive;
That yacht cost me a pretty penny, but it was worth it.
2. not be just a pretty face – used when someone is not only physically attractive but also intelligent;
I’m not just a pretty face, my darling, so stop telling me all those lies.
3. not be a pretty sight – to be ugly;
I know it’s difficult to believe, but when she doesn’t wear any make-up, she isn’t a pretty sight.

Incorrect spelling, explanation: the word pretty has a simple pronunciation and spelling, but still it causes some trouble. The most common mistake when it comes to pretty is its spelling as many English users think that there is only one -t letter in this word. As a result, they spell pretty as prety, which is wrong.

Incorrect spelling

Incorrect spelling