únicavsunitWhat's the difference?

Quick tell: única is a adjective, unit is a noun, so they fill different roles in a sentence.

Which to use

“única” is an adjective and “unit” is a noun - they look or sound alike but fill different roles in a sentence.

#599
“única” frequency rank
#40,057
“unit” frequency rank
40656
confusion score

Side-by-Side Comparison

Feature única unit
Definition Forma del femenino singular de único. Unidad.

Where the spellings diverge

Shared letters are muted; the letters that actually set única and unit apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

5 ch
única
4 ch
unit

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: única is [ˈunika] while unit is /ˈjuː.nɪt/. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 40656, derived from the frequency rank of both members and their visual similarity.

única is recorded at frequency rank #599, classified as anadj, pronounced [ˈunika]. unit is at rank #40,057, tagged as anoun, pronounced /ˈjuː.nɪt/.

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 40656, this pair ranks #157,911 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of única vs unit

Shared letters: in. Private to "única": acú. Private to "unit": tu.

"única" · 5 letters · shape VCVCV  ·  "unit" · 4 letters · shape VCVC

Known mistypes of this pair

  • unitnuit · uint · unitt · unnit · unti

Frequency comparison

única#599
unit#40,057

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "única" and "unit" be used interchangeably?
No - they are not even the same part of speech. "única" is an adjective and "unit" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "única" or "unit"?
"única" is the more common of the two: it sits at frequency rank #599 in our Spanish list, against #40,057 for "unit". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering única vs unit

The fastest way to pick the right one every time.

  • Check the role first: if you need an adjective, it's “única”; for a noun, it's “unit”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “única” 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