Which to use
“internal” is an adjective and “internally” is an adverb - they look or sound alike but fill different roles in a sentence.
- #2,209
- “internal” frequency rank
- #10,384
- “internally” frequency rank
- 12593
- confusion score
Side-by-Side Comparison
| Feature | internal | internally |
|---|---|---|
| Definition | Of or situated on the inside. | In an internal manner; within or inside of external limits; in an inner part or situation. |
Where the eye mixes internal and internally
Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.
Look-alike desk: internal vs internally
These two trip readers on the page rather than in the ear: internal is /ɪnˈtɜː.nəl/ while internally is /ɪnˈtɜːnəli/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “internal” sits inside “internally”, and the parts of speech differ too (adjective vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 12593, derived from the frequency rank of both members and their visual similarity.
internal is recorded at frequency rank #2,209, classified as anadj, pronounced /ɪnˈtɜː.nəl/. internally is at rank #10,384, tagged as anadv, pronounced /ɪnˈtɜːnəli/.
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 12593, this pair ranks #480,660 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of internal vs internally
Shared letters: aeilnrt. Private to "internal": -. Private to "internally": y.
"internal" · 8 letters · shape VCCVCCVC · "internally" · 10 letters · shape VCCVCCVCCV
Known mistypes of this pair
- internal ← inetrnal · innternal · intenral · interanl · internall · internla · internnal · interrnal
- internally ← inetrnally · innternally · intenrally · interanlly · internallyy · internaly · internalyl · internlaly
Frequently Asked Questions
Is swapping "internal" for "internally" ever safe?
In ordinary English text, does "internal" or "internally" show up more?
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 "internal" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "internally" - compare definitions side by side with the headword page. Word entry
- This pair ranks #480,660 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "internal" and "internally" also get mixed up with nearby pairs, the highest-scored neighbour is "infernal vs internal". 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 #480,660 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.