Which to use
“fie” is an intj and “flue” is a noun - they look or sound alike but fill different roles in a sentence.
- #45,929
- “fie” frequency rank
- #38,401
- “flue” frequency rank
- 84330
- confusion score
Side-by-Side Comparison
| Feature | fie | flue |
|---|---|---|
| Definition | Sometimes followed by on or upon: used to express distaste, disgust, or outrage. | A pipe or duct that carries gaseous combustion products away from the point of combustion (such as a furnace). |
Where the eye mixes fie and flue
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. fie runs 3 letters (CVV) against flue's 4 (CCVV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: fie vs flue
These two trip readers on the page rather than in the ear: fie is /faɪ/ while flue is /fluː/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (intj vs noun), which is usually the fastest check. Our composite confusion score for this pair is 84330, derived from the frequency rank of both members and their visual similarity.
fie is recorded at frequency rank #45,929, classified as anintj, pronounced /faɪ/. flue is at rank #38,401, tagged as anoun, pronounced /fluː/.
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 84330, this pair ranks #12,269 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of fie vs flue
Shared letters: ef. Private to "fie": i. Private to "flue": lu.
"fie" · 3 letters · shape CVV · "flue" · 4 letters · shape CCVV
Known mistypes of this pair
- flue ← fflue · fleu · fllue · lfue
Frequently Asked Questions
Do "fie" and "flue" mean the same thing in a sentence?
In ordinary English text, does "fie" or "flue" show up more?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "fie" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "flue" - compare definitions side by side with the headword page. Word entry
- This pair ranks #12,269 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "fie" and "flue" also get mixed up with nearby pairs, the highest-scored neighbour is "fie vs foh". 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 #12,269 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.