prettiest
adj.adj. the most attractive or pleasant to look at. You use this when comparing three or more people or things.
adj. the superlative form of 'pretty'; describes the highest degree of physical attractiveness or aesthetic appeal among a group.
She wore the prettiest dress in the shop.
After visiting every garden in the village, the judges decided that the one on the corner was the prettiest.
While the other mountains were more impressive in scale, the smallest peak was considered the prettiest because of its unique purple wildflowers and crystal-clear streams.
Superlative form; typically preceded by the definite article 'the' and followed by a noun or a prepositional phrase starting with 'of' or 'in'.
the most prettiestthe prettiestDouble superlatives are incorrect; since 'pretty' is a two-syllable word ending in 'y', it takes the '-iest' suffix instead of 'most'.