theoryvsvideoTell them apart

Quick tell: theory is a noun, video is an adjective, so they fill different roles in a sentence.

Which to use

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

#14,686
“theory” frequency rank
#654
“video” frequency rank
15340
confusion score

Side-by-Side Comparison

Feature theory video
Definition Theorie Video-

Letter map: theory vs video

Shared letters muted; letters that set theory and video apart highlighted. Shared run: 2.

6 ch
theory
5 ch
video

Role in the sentence - theory and video

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: theory is anoun and videoanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 15340, derived from the frequency rank of both members and their visual similarity.

theory is recorded at frequency rank #14,686, classified as anoun, pronounced […]. video is at rank #654, tagged as anadj, pronounced […].

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 15340, this pair ranks #1,944,641 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of theory vs video

Shared letters: eo. Private to "theory": hrty. Private to "video": div.

"theory" · 6 letters · shape CCVVCV  ·  "video" · 5 letters · shape CVCVV

Known mistypes of this pair

  • theoryhteory · tehory · theorry · theoryy · theoyr · theroy · thheory · thoery
  • videoivdeo · vdieo · viddeo · vidoe · viedo · vvideo

Frequently Asked Questions

Is swapping "theory" for "video" ever safe?
No - they are not even the same part of speech. "theory" is a noun and "video" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "theory" or "video" show up more?
"video" is the more common of the two: it sits at frequency rank #654 in our German list, against #14,686 for "theory". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pair "theory" vs "video" is on the table, pick a follow-up below.

  • Full dictionary entry for "theory" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "video" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,944,641 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "theory" and "video" also get mixed up with nearby pairs, the highest-scored neighbour is "puzzles vs theory". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #1,944,641 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list