fievsFTSEConfusable pair

Quick tell: fie is a intj, FTSE is a name, so they fill different roles in a sentence.

Which to use

“fie” is an intj and “FTSE” is a name - they look or sound alike but fill different roles in a sentence.

#45,929
“fie” frequency rank
#38,851
“FTSE” frequency rank
84780
confusion score

Side-by-Side Comparison

Feature fie FTSE
Definition Sometimes followed by on or upon: used to express distaste, disgust, or outrage. Financial Times and Stock Exchange.

Where the eye mixes fie and FTSE

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. fie runs 3 letters (CVV) against FTSE's 4 (CCCV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
fie
4 ch
FTSE

Look-alike desk: fie vs FTSE

These two trip readers on the page rather than in the ear: fie is /faɪ/ while FTSE is /ˈfʊt.si/. 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 name), which is usually the fastest check. Our composite confusion score for this pair is 84780, 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/. FTSE is at rank #38,851, tagged as aname, pronounced /ˈfʊt.si/.

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 84780, this pair ranks #11,472 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of fie vs FTSE

Shared letters: ef. Private to "fie": i. Private to "FTSE": st.

"fie" · 3 letters · shape CVV  ·  "FTSE" · 4 letters · shape CCCV

Known mistypes of this pair

  • FTSE ← fftse · fste · ftes · ftsse · fttse · tfse

Frequently Asked Questions

Is swapping "fie" for "FTSE" ever safe?
No - they are not even the same part of speech. "fie" is an intj and "FTSE" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fie" or "FTSE"?
"FTSE" is the more common of the two: it sits at frequency rank #38,851 in our English list, against #45,929 for "fie". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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 "FTSE" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #11,472 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fie" and "FTSE" 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 #11,472 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