quid vs quién, What's the Difference?

Which to use

“quid” is a noun and “quién” is a pronoun - they look or sound alike but fill different roles in a sentence.

#30,215
“quid” frequency rank: #355
“quién” frequency rank: 30570
confusion score

Side-by-Side Comparison

Feature	quid	quién
Definition	Esencia, razón, qué de una cosa.	Qué persona.

Where the spellings diverge

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

4 ch

quid

5 ch

quién

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: quid is [ˈkið̞] while quién is [ˈkjẽn]. 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 pronoun), which is usually the fastest check. Our composite confusion score for this pair is 30570, derived from the frequency rank of both members and their visual similarity.

quid is recorded at frequency rank #30,215, classified as anoun, pronounced [ˈkið̞]. quién is at rank #355, tagged as apron, pronounced [ˈkjẽn].

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 30570, this pair ranks #211,356 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of quid vs quién

Shared letters: iqu. Private to "quid": d. Private to "quién": né.

"quid" · 4 letters · shape CVVC · "quién" · 5 letters · shape CVVVC

Known mistypes of this pair

quid ← qiud · qquid · qudi · quidd · uqid

Frequency comparison

quid#30,215

quién#355

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "quid" and "quién" be used interchangeably?

No - they are not even the same part of speech. "quid" is a noun and "quién" a pronoun, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "quid" or "quién"?

"quién" is the more common of the two: it sits at frequency rank #355 in our Spanish list, against #30,215 for "quid". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering quid vs quién

The fastest way to pick the right one every time.

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