additionvsadditionsWhat's the difference?

Which to use

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

#1,037
“addition” frequency rank
#9,557
“additions” frequency rank
10594
confusion score

Side-by-Side Comparison

Feature addition additions
Definition The act of adding anything. plural of addition

Where the eye mixes addition and additions

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. addition runs 8 letters (VCCVCVVC) against additions's 9 (VCCVCVVCC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
addition
9 ch
additions

Look-alike desk: addition vs additions

A purely visual mix-up. addition (/əˈdɪʃ.ən/) and additions (/əˈdɪʃənz/) 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 extra letter(s) - “addition” sits inside “additions”. Our composite confusion score for this pair is 10594, derived from the frequency rank of both members and their visual similarity.

addition is recorded at frequency rank #1,037, classified as anoun, pronounced /əˈdɪʃ.ən/. additions is at rank #9,557, tagged as anoun, pronounced /əˈdɪʃənz/.

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 10594, this pair ranks #491,531 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of addition vs additions

Shared letters: adinot. Private to "addition": -. Private to "additions": s.

"addition" · 8 letters · shape VCCVCVVC  ·  "additions" · 9 letters · shape VCCVCVVCC

Known mistypes of this pair

  • addition ← addiiton · addision · additino · additionn · additoin · addittion · addtiion · adidtion
  • additions ← addiitons · additinos · additionns · additionss · additiosn · additoins · addittions · addtiions

Frequently Asked Questions

Do "addition" and "additions" mean the same thing in a sentence?
No. They are said differently (/əˈdɪʃ.ən/ versus /əˈdɪʃənz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "addition" vs "additions" - which ranks higher?
"addition" is the more common of the two: it sits at frequency rank #1,037 in our English list, against #9,557 for "additions". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "addition" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "additions" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #491,531 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "addition" and "additions" also get mixed up with nearby pairs, the highest-scored neighbour is "adaption vs addition". 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 #491,531 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list