thousandvsthousandsWhat's the difference?

Quick tell: thousand is a num, thousands is a noun, so they fill different roles in a sentence.

Which to use

“thousand” is a num and “thousands” is a noun - they look or sound alike but fill different roles in a sentence.

#2,320
“thousand” frequency rank
#1,776
“thousands” frequency rank
4096
confusion score

Side-by-Side Comparison

Feature thousand thousands
Definition A numerical value equal to 1,000 = 10 × 100 = 10³ (1 E+3 exactly—in scientific E notation.) plural of thousand

Where the spellings diverge

Shared letters are muted; the letters that actually set thousand and thousands apart are highlighted. They share 8 letters in sequence, which is exactly why the eye skips the difference.

8 ch
thousand
9 ch
thousands

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: thousand is /ˈθaʊz(ə)nd/ while thousands is /ˈθaʊzn̩dz/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “thousand” sits inside “thousands”, and the parts of speech differ too (num vs noun), which is usually the fastest check. Our composite confusion score for this pair is 4096, derived from the frequency rank of both members and their visual similarity.

thousand is recorded at frequency rank #2,320, classified as anum, pronounced /ˈθaʊz(ə)nd/. thousands is at rank #1,776, tagged as anoun, pronounced /ˈθaʊzn̩dz/.

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 4096, this pair ranks #519,997 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of thousand vs thousands

Shared letters: adhnostu. Private to "thousand": -. Private to "thousands": -.

"thousand" · 8 letters · shape CCVVCVCC  ·  "thousands" · 9 letters · shape CCVVCVCCC

Known mistypes of this pair

  • thousandhtousand · thhousand · thosuand · thouasnd · thousadn · thousandd · thousannd · thousnad
  • thousandshtousands · thhousands · thosuands · thouasnds · thousadns · thousandds · thousandss · thousannds

Frequency comparison

thousand#2,320
thousands#1,776

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "thousand" and "thousands" be used interchangeably?
No - they are not even the same part of speech. "thousand" is a num and "thousands" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "thousand" or "thousands"?
"thousands" is the more common of the two: it sits at frequency rank #1,776 in our English list, against #2,320 for "thousand". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering thousand vs thousands

The fastest way to pick the right one every time.

  • Check the role first: if you need a num, it's “thousand”; for a noun, it's “thousands”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “thousand” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list