iesvsIPOConfusable pair

Which to use

“ies” and “IPO” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#45,988
“ies” frequency rank
#17,870
“IPO” frequency rank
63858
confusion score

Side-by-Side Comparison

Feature ies IPO
Definition plural of i, the name of the letter I. Initialism of initial public offering.

Letter map: ies vs IPO

Shared letters muted; letters that set ies and IPO apart highlighted. Shared run: 1.

3 ch
ies
3 ch
IPO

Spelling & dictionary notes on ies vs IPO

ies and IPO are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 63858, derived from the frequency rank of both members and their visual similarity.

ies is recorded at frequency rank #45,988, classified as anoun. IPO is at rank #17,870, tagged as anoun.

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 63858, this pair ranks #80,723 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of ies vs IPO

Shared letters: i. Private to "ies": es. Private to "IPO": op.

"ies" · 3 letters · shape VVC  ·  "IPO" · 3 letters · shape VCV

Frequently Asked Questions

Can "ies" and "IPO" be used interchangeably?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "ies" vs "IPO" - which ranks higher?
"IPO" is the more common of the two: it sits at frequency rank #17,870 in our English list, against #45,988 for "ies". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "ies" vs "IPO" is on the table, pick a follow-up below.

  • Full dictionary entry for "ies" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "IPO" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #80,723 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ies" and "IPO" also get mixed up with nearby pairs, the highest-scored neighbour is "ies vs ith". Nearby pair

Confusion rank #80,723 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