Pretty describes something or someone that looks nice in a soft or gentle way. We often say this about small or gentle things or people.
She has a pretty smile.
This is a pretty flower.
Pretty is used to say that something is true to a certain degree, but not completely. It means 'quite' or 'somewhat' in everyday speech.
The test was pretty easy today.
She is pretty tired after work.
Pretty can also be a noun meaning a girl or woman who is attractive. This is informal and often playful language.
The party had many pretties.
She is one of the pretties in the group.
As a verb, pretty means to make something look nicer by adding decorations or small beautiful things. It is not very common but used in some contexts.
She prettied her room with flowers.
They prettied the house for the party.
Pretty as an adverb can also emphasize feelings or qualities showing they are strong but not extreme. It is less formal and used in everyday speech.
I was pretty scared last night.
The weather is pretty cold today.
Pretty describes something that is nice to look at or pleasant, but not very big or strong. It often talks about objects or places that look nice simply.
This is a pretty small house.
She wore a pretty dress.
Pretty can be used informally to say something is almost true or completed. It means 'nearly' or 'almost' and is common in everyday speech.
It’s pretty much done now.
I pretty much agree with you.