Which to use
“stir” is a verb and “STM” is a noun - they look or sound alike but fill different roles in a sentence.
- #7,614
- “stir” frequency rank
- #38,181
- “STM” frequency rank
- 45795
- confusion score
Side-by-Side Comparison
| Feature | stir | STM |
|---|---|---|
| Definition | To disturb the relative position of the particles (of a liquid or similar) by passing an object through it. | Initialism of scanning tunneling microscope. |
Letter map: stir vs STM
Shared letters muted; letters that set stir and STM apart highlighted. Shared run: 2.
Spelling & Dictionary Insight
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: stir is averb and STManoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 45795, derived from the frequency rank of both members and their visual similarity.
stir is recorded at frequency rank #7,614, classified as averb, pronounced /stɜː/. STM is at rank #38,181, 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 45795, this pair ranks #217,847 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of stir vs STM
Shared letters: st. Private to "stir": ir. Private to "STM": m.
"stir" · 4 letters · shape CCVC · "STM" · 3 letters · shape CCC
Known mistypes of this pair
- stir ← sitr · sstir · stirr · stri · sttir · tsir