abilityvsagilityConfusable pair

Which to use

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

#1,156
“ability” frequency rank
#18,751
“agility” frequency rank
19907
confusion score

Side-by-Side Comparison

Feature ability agility
Definition Suitableness. The quality of being agile; the power of moving the limbs quickly and easily; quickness of motion

Where the eye mixes ability and agility

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

7 ch
ability
7 ch
agility

Why the eye confuses ability with agility

A purely visual mix-up. ability (/əˈbɪl.ə.ti/) and agility (/əˈd͡ʒɪl.ɪ.ti/) 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 a single letter - b in “ability” becomes g in “agility”. Our composite confusion score for this pair is 19907, derived from the frequency rank of both members and their visual similarity.

ability is recorded at frequency rank #1,156, classified as anoun, pronounced /əˈbɪl.ə.ti/. agility is at rank #18,751, tagged as anoun, pronounced /əˈd͡ʒɪl.ɪ.ti/.

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 19907, this pair ranks #434,879 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ability vs agility

Shared letters: ailty. Private to "ability": b. Private to "agility": g.

"ability" · 7 letters · shape VCVCVCV  ·  "agility" · 7 letters · shape VCVCVCV

Known mistypes of this pair

  • abilityabbility · abiilty · abilitty · abilityy · abiliyt · abillity · abiltiy · abliity
  • agilityaggility · agiilty · agilitty · agilityy · agiliyt · agillity · agiltiy · agliity

Frequently Asked Questions

Can "ability" and "agility" be used interchangeably?
No. They are said differently (/əˈbɪl.ə.ti/ versus /əˈd͡ʒɪl.ɪ.ti/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "ability" or "agility"?
"ability" is the more common of the two: it sits at frequency rank #1,156 in our English list, against #18,751 for "agility". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "ability" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "agility" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #434,879 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ability" and "agility" also get mixed up with nearby pairs, the highest-scored neighbour is "acidity vs agility". 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 #434,879 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