65 entries under problematic topic. ×

1
immense(tough, severe, painful, trying)
1
irritating(tough, severe, painful, trying)
1
labored(tough, severe, painful, trying)
1
laborious(tough, severe, painful, trying)
1
no picnic(expression, tough, severe, painful)
1
not easy(expression, tough, severe, painful)
1
onerous(tough, severe, painful, trying)
1
operose(tough, severe, painful, trying)
1
problem(tough, severe, painful, trying)
1
rigid(tough, severe, painful, trying)
1
strenuous(tough, severe, painful, trying)
1
toilsome(tough, severe, painful, trying)
1
trying(tough, severe, painful)
1
unyielding(tough, severe, painful, trying)
1
uphill(tough, severe, painful, trying)
1
upstream(tough, severe, painful, trying)
1
wearisome(tough, severe, painful, trying)
0
argumentative(tough, trying)
0
bearish(tough, trying)
0
boorish(tough, trying)
11 years ago|8.2k views|share |citing 
APASmart Define. (2015). prohibitive thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/prohibitive/thesaurus/synonyms
ChicagoSmart Define. 2015. "prohibitive thesaurus" https://smartdefine.org/prohibitive/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, prohibitive thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/prohibitive/thesaurus/synonyms>.
MLASmart Define. "prohibitive thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/prohibitive/thesaurus/synonyms>