threadvsthreesWhich spelling fits?

Which to use

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

#3,399
“thread” frequency rank
#28,401
“threes” frequency rank
31800
confusion score

Side-by-Side Comparison

Feature thread threes
Definition A cord formed by spinning or twisting together textile fibers or filaments into one or more continuous strands, typically used in needlework. The age of three; three years old.

Letter map: thread vs threes

Shared letters muted; letters that set thread and threes apart highlighted. Shared run: 4.

6 ch
thread
6 ch
threes

Pair insight - thread / threes

thread and threes 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 31800, derived from the frequency rank of both members and their visual similarity.

thread is recorded at frequency rank #3,399, classified as anoun, pronounced /θɹɛd/. threes is at rank #28,401, 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 31800, this pair ranks #343,085 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of thread vs threes

Shared letters: ehrt. Private to "thread": ad. Private to "threes": s.

"thread" · 6 letters · shape CCCVVC  ·  "threes" · 6 letters · shape CCCVVC

Known mistypes of this pair

  • threadhtread · therad · thhread · thraed · threadd · threda · thrread · trhead
  • threeshtrees · thhrees · threess · thres · threse · thrrees · trhees · tthrees

Frequently Asked Questions

Is swapping "thread" for "threes" ever safe?
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.
In ordinary English text, does "thread" or "threes" show up more?
"thread" is the more common of the two: it sits at frequency rank #3,399 in our English list, against #28,401 for "threes". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "thread" and "threes". Here's where to go from here.

  • Full dictionary entry for "thread" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "threes" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #343,085 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "thread" and "threes" also get mixed up with nearby pairs, the highest-scored neighbour is "Thales vs threes". 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 #343,085 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