Which to use
“spur” and “STR” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #11,976
- “spur” frequency rank
- #20,507
- “STR” frequency rank
- 32483
- confusion score
Side-by-Side Comparison
| Feature | spur | STR |
|---|---|---|
| Definition | A rigid implement, often roughly y-shaped, that is fixed to one's heel for the purpose of prodding a horse. Often worn by, and emblematic of, the cowboy or the knight. | Initialism of short tandem repeat. |
Letter map: spur vs STR
Shared letters muted; letters that set spur and STR apart highlighted. Shared run: 2.
Corpus notes: spur and STR
spur and STR 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 32483, derived from the frequency rank of both members and their visual similarity.
spur is recorded at frequency rank #11,976, classified as anoun, pronounced /spɜː/. STR is at rank #20,507, 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 32483, this pair ranks #337,430 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of spur vs STR
Shared letters: rs. Private to "spur": pu. Private to "STR": t.
"spur" · 4 letters · shape CCVC · "STR" · 3 letters · shape CCC
Known mistypes of this pair
- spur ← psur · sppur · spru · spurr · sspur · supr
Frequently Asked Questions
Is swapping "spur" for "STR" ever safe?
Frequency check: "spur" vs "STR" - which ranks higher?
Useful next steps
Pair "spur" vs "STR" is on the table, pick a follow-up below.
- Full dictionary entry for "spur" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "STR" - compare definitions side by side with the headword page. Word entry
- This pair ranks #337,430 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "spur" and "STR" also get mixed up with nearby pairs, the highest-scored neighbour is "STR vs sura". 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 #337,430 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.