0
contrary
0
crabby
0
delicate
0
disagreeable
0
downriver
0
downstream
0
ebb
0
fractious(tough, problematic, trying)
0
fussy(tough, problematic, trying)
0
grim(tough, problematic, trying)
0
grueling(tough, problematic, trying)
0
hard
0
hard to please(expression, idiom, tough, problematic, trying)
0
impolite(tough, problematic, trying)
0
intractable(tough, problematic, trying)
0
irritable(tough, problematic, trying)
0
knotty
0
oafish(tough, problematic, trying)
0
obstreperous(tough, problematic, trying)
0
perverse(tough, problematic, trying)
11 years ago|1.5k views|share |citing 
APASmart Define. (2015). upstream thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/upstream/thesaurus/synonyms
ChicagoSmart Define. 2015. "upstream thesaurus" https://smartdefine.org/upstream/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, upstream thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/upstream/thesaurus/synonyms>.
MLASmart Define. "upstream thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/upstream/thesaurus/synonyms>