Synonyms for upstream
- ambitious
- arduous
- burdensome
- challenging
- crucial
- demanding
- laborious
- onerous
- painful
- problematic
- severe
- strenuous
- tough
- troublesome
- backbreaker
- bothersome
- difficile
- easier said than done
- effortful
- exacting
- formidable
- galling
- gargantuan
- hard-won
- heavy
- herculean
- immense
- intricate
- irritating
- labored
- no picnic
- not easy
- operose
- problem
- prohibitive
- rigid
- stiff
- titanic
- toilsome
- trying
- unyielding
- uphill
- wearisome
MOST RELEVANT
Antonyms for upstream
- easy
- effortless
- facile
- helpful
- nice
- trivial
- calm
- free
- friendly
- manageable
- plain
- simple
- sociable
- straightforward
- uncomplicated
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.
more difficult
adjective. hard on someone; hard to do
- ambitious
- arduous
- backbreaker
- bothersome
- burdensome
- challenging
- crucial
- demanding
- difficile
- easier said than done
- effortful
- exacting
- formidable
- galling
- gargantuan
- hard-won
- heavy
- herculean
- immense
- intricate
- irritating
- labored
- laborious
- no picnic
- not easy
- onerous
- operose
- painful
- problem
- problematic
- prohibitive
- rigid
- severe
- stiff
- strenuous
- titanic
- toilsome
- tough
- troublesome
- trying
- unyielding
- uphill
- upstream
- wearisome
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.