up-

up- [ʌp] prefix

1.) making something higher

▪ to upgrade a job (=make it higher in importance)

2.) [especially in adverbs and adjectives]

at or towards the top or beginning of something

▪ uphill

▪ upriver (=nearer to where the river starts)

3.) [especially in verbs]

taking something from its place or turning it upside down

▪ an uprooted tree

▪ She upended the bucket.

4.) [especially in adjectives and adverbs]

at or towards the higher or better part of something

▪ upmarket (=attracting richer people)

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