prohibitivevsprohibitivelyWhich spelling fits?

Quick tell: prohibitive is a adjective, prohibitively is an adverb, so they fill different roles in a sentence.

Which to use

“prohibitive” is an adjective and “prohibitively” is an adverb - they look or sound alike but fill different roles in a sentence.

#30,924
“prohibitive” frequency rank
#46,118
“prohibitively” frequency rank
77042
confusion score

Side-by-Side Comparison

Feature prohibitive prohibitively
Definition Tending to prohibit, preclude, or disallow. In a prohibitive manner.

Letter map: prohibitive vs prohibitively

Shared letters muted; letters that set prohibitive and prohibitively apart highlighted. Shared run: 11.

11 ch
prohibitive
13 ch
prohibitively

Part-of-speech tell for prohibitive / prohibitively

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: prohibitive is anadjective and prohibitivelyanadverb. On the page they differ by 2 extra letter(s) - “prohibitive” sits inside “prohibitively”. Our composite confusion score for this pair is 77042, derived from the frequency rank of both members and their visual similarity.

prohibitive is recorded at frequency rank #30,924, classified as anadj, pronounced /pɹəˈhɪbɪtɪv/. prohibitively is at rank #46,118, tagged as anadv.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 77042, this pair ranks #28,386 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of prohibitive vs prohibitively

Shared letters: behioprtv. Private to "prohibitive": -. Private to "prohibitively": ly.

"prohibitive" · 11 letters · shape CCVCVCVCVCV  ·  "prohibitively" · 13 letters · shape CCVCVCVCVCVCV

Known mistypes of this pair

  • prohibitiveporhibitive · pprohibitive · prhoibitive · prohbiitive · prohhibitive · prohibbitive · prohibiitve · prohibitiev
  • prohibitivelyporhibitively · pprohibitively · prhoibitively · prohbiitively · prohhibitively · prohibbitively · prohibiitvely · prohibitievly

Frequently Asked Questions

Do "prohibitive" and "prohibitively" mean the same thing in a sentence?
No - they are not even the same part of speech. "prohibitive" is an adjective and "prohibitively" an adverb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "prohibitive" vs "prohibitively" - which ranks higher?
"prohibitive" is the more common of the two: it sits at frequency rank #30,924 in our English list, against #46,118 for "prohibitively". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "prohibitive" vs "prohibitively" is on the table, pick a follow-up below.

  • Full dictionary entry for "prohibitive" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "prohibitively" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #28,386 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "prohibitive" and "prohibitively" also get mixed up with nearby pairs, the highest-scored neighbour is "prohibition vs prohibitive". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #28,386 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list