1
obstructive
1
onerous(tough, severe, painful, problematic, trying)
1
operose(tough, severe, painful, problematic, trying)
1
out of bounds(expression, idiom)
1
out of sight(expression, idiom)
1
over-priced(adjective, expensive, high-priced, pricey, pricely)
1
parochial
1
premium(adjective, expensive, high-priced, pricey, pricely)
1
prescriptive
1
preventing(adjective, restrictive)
1
priceless(adjective, expensive, high-priced, pricey, pricely)
1
pricey(adjective, expensive, high-priced, pricely, unaffordable)
1
problem(tough, severe, painful, problematic, trying)
1
problematic(tough, severe, painful, trying)
1
prodigious(adjective, expensive, high-priced, pricey, pricely)
1
prohibitively
1
prohibitively expensive(adjective, expensive, high-priced, pricey, pricely)
1
prophylactic
1
rigid(tough, severe, painful, problematic, trying)
1
seclusive
11 years ago|8.2k views|share |citing 
APASmart Define. (2015). prohibitive thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/prohibitive/thesaurus/synonyms
ChicagoSmart Define. 2015. "prohibitive thesaurus" https://smartdefine.org/prohibitive/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, prohibitive thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/prohibitive/thesaurus/synonyms>.
MLASmart Define. "prohibitive thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/prohibitive/thesaurus/synonyms>