Word: upriver
Part of speech: Adverb
Syllables: up
riv
er
Definition: Against the current.
Morphemes:
Affix: up-
Language: en
PoS: Prefix
Meaning: Used to indicate higher position or direction, literally or figuratively.
Affix: rive
Language: en
PoS: Verb
Meaning: To break apart; to split.
Affix: -er
Language: en
PoS: Suffix
Meaning: More; used to form the comparative.