unitsvsUnixWhat's the difference?

Quick tell: units is a noun, Unix is a name, so they fill different roles in a sentence.

Which to use

“units” is a noun and “Unix” is a name - they look or sound alike but fill different roles in a sentence.

#1,778
“units” frequency rank
#19,495
“Unix” frequency rank
21273
confusion score

Side-by-Side Comparison

Feature units Unix
Definition plural of unit An operating system that shares the original source code by Dennis Ritchie and Ken Thompson.

Where the spellings diverge

Shared letters are muted; the letters that actually set units and Unix apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch
units
4 ch
Unix

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: units is /ˈjuː.nɪts/ while Unix is /ˈjuː.nɪks/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 21273, derived from the frequency rank of both members and their visual similarity.

units is recorded at frequency rank #1,778, classified as anoun, pronounced /ˈjuː.nɪts/. Unix is at rank #19,495, tagged as aname, pronounced /ˈjuː.nɪks/.

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 21273, this pair ranks #425,072 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of units vs Unix

Shared letters: inu. Private to "units": st. Private to "Unix": x.

"units" · 5 letters · shape VCVCC  ·  "Unix" · 4 letters · shape VCVC

Known mistypes of this pair

  • unitsnuits · uints · unist · unitss · unitts · unnits · untis
  • Unixnuix · uinx · unixx · unnix · unxi

Frequency comparison

units#1,778
Unix#19,495

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "units" and "Unix" be used interchangeably?
No - they are not even the same part of speech. "units" is a noun and "Unix" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "units" or "Unix"?
"units" is the more common of the two: it sits at frequency rank #1,778 in our English list, against #19,495 for "Unix". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering units vs Unix

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “units”; for a name, it's “Unix”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “units” 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 FrequencyWords open word-frequency list