Pretty is used with these adjectives:
amazed, amazing, awesome, awful, certain, clear, conclusive, consistent, cool, crazy, crucial, daring, decent, despicable, disastrous, disgusting, dreadful, exceptional, exhausted, exhaustive, exorbitant, fair, fantastic, fascinating, fed up, free, gloomy, good, harmless, hopeless, horrible, horrific, huge, humiliating, ill, important, impossible, incredible, independent, innocuous, low-key, meaningless, normal, one-sided, ordinary, overwhelming, painless, pointless, random, recent, regular, remarkable, ridiculous, sick, slender, sober, staggering, standard, straight, sunny, sure, terrible, unbelievable, unique, unscrupulous, used to, useless, wonderful

be, feel, look
She felt pretty wearing her mother's earrings.

extremely, fairly, very, etc.
awfully, exceptionally
conventionally
She's very attractive, though not conventionally pretty.

almost
undeniably

Pretty is used with these nouns:
blonde, clothes, face, flower, garden, girl, hand, harbour, house, lady, mouth, picture, room, scenery, thing, village, woman