whenvswhereWhat's the difference?

Which to use

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

#48
“when” frequency rank
#107
“where” frequency rank
155
confusion score

Side-by-Side Comparison

Feature when where
Definition At what time? At which time? Upon which occasion or circumstance? Used to introduce direct or indirect questions about time. In, at or to what place.

Where the spellings diverge

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

4 ch
when
5 ch
where

Spelling & Dictionary Insight

A purely visual mix-up. when (/ˈwɛn/) and where (/ˈwɛɚ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 155, derived from the frequency rank of both members and their visual similarity.

when is recorded at frequency rank #48, classified as anadv, pronounced /ˈwɛn/. where is at rank #107, tagged as anadv, pronounced /ˈwɛɚ/.

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 155, this pair ranks #529,800 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of when vs where

Shared letters: ehw. Private to "when": n. Private to "where": r.

"when" · 4 letters · shape CCVC  ·  "where" · 5 letters · shape CCVCV

Known mistypes of this pair

  • whenhwen · wehn · whenn · whhen · whne · wwhen
  • wherehwere · wehre · wheer · wherre · whhere · whree · wwhere

Frequency comparison

when#48
where#107

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "when" and "where" be used interchangeably?
No. They are said differently (/ˈwɛn/ versus /ˈwɛɚ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "when" or "where"?
"when" is the more common of the two: it sits at frequency rank #48 in our English list, against #107 for "where". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering when vs where

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “when” 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