highervshighlyWhat's the difference?

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

Which to use

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

#674
“higher” frequency rank
#1,367
“highly” frequency rank
2041
confusion score

Side-by-Side Comparison

Feature higher highly
Definition comparative form of high: more high In a high or esteemed manner.

Where the eye mixes higher and highly

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
higher
6 ch
highly

Visual trap between higher and highly

These two trip readers on the page rather than in the ear: higher is /ˈhaɪ.ə/ while highly is /ˈhaɪli/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 2041, derived from the frequency rank of both members and their visual similarity.

higher is recorded at frequency rank #674, classified as anadj, pronounced /ˈhaɪ.ə/. highly is at rank #1,367, tagged as anadv, pronounced /ˈhaɪli/.

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 2041, this pair ranks #526,005 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of higher vs highly

Shared letters: ghi. Private to "higher": er. Private to "highly": ly.

"higher" · 6 letters · shape CVCCVC  ·  "highly" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • higherhgiher · hhigher · higehr · higgher · higherr · highher · highre · hihger
  • highlyhgihly · hhighly · higghly · highhly · highlly · highlyy · highyl · higlhy

Frequently Asked Questions

Can "higher" and "highly" be used interchangeably?
No - they are not even the same part of speech. "higher" is an adjective and "highly" an adverb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "higher" vs "highly" - which ranks higher?
"higher" is the more common of the two: it sits at frequency rank #674 in our English list, against #1,367 for "highly". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "higher" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "highly" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #526,005 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "higher" and "highly" also get mixed up with nearby pairs, the highest-scored neighbour is "higher vs Hiller". 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 #526,005 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