shipvsSTIWhat's the difference?

Which to use

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

#1,254
“ship” frequency rank
#26,266
“STI” frequency rank
27520
confusion score

Side-by-Side Comparison

Feature ship STI
Definition A water-borne vessel generally larger than a boat. Initialism of sexually transmitted infection (also S.T.I.).

Letter map: ship vs STI

Shared letters muted; letters that set ship and STI apart highlighted. Shared run: 2.

4 ch
ship
3 ch
STI

Spelling & Dictionary Insight

ship and STI 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 differ by 1 letter(s) in length. Our composite confusion score for this pair is 27520, derived from the frequency rank of both members and their visual similarity.

ship is recorded at frequency rank #1,254, classified as anoun, pronounced /ʃɪp/. STI is at rank #26,266, 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 27520, this pair ranks #378,286 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ship vs STI

Shared letters: is. Private to "ship": hp. Private to "STI": t.

"ship" · 4 letters · shape CCVC  ·  "STI" · 3 letters · shape CCV

Known mistypes of this pair

  • shiphsip · shhip · shipp · shpi · sihp · sship

Frequently Asked Questions

Can "ship" and "STI" be used interchangeably?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Which is more common, "ship" or "STI"?
"ship" is the more common of the two: it sits at frequency rank #1,254 in our English list, against #26,266 for "STI". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list