age vs ao, What's the Difference?

Which to use

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

#475
“age” frequency rank: #17,538
“ao” frequency rank: 18013
confusion score

Side-by-Side Comparison

Feature	age	ao
Definition	The amount of time that some being has been alive, or that some thing has been in existence, as measured from its birth or origin until the present or until some other given reference point. (Often measured in number of years; alternatively in months, days, hours, etc.; see also the usage notes)	grue ("blue or green", considered one color)

Letter map: age vs ao

Shared letters muted; letters that set age and ao apart highlighted. Shared run: 1.

3 ch

age

2 ch

Spelling & dictionary notes on age vs ao

age and ao are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 18013, derived from the frequency rank of both members and their visual similarity.

age is recorded at frequency rank #475, classified as anoun, pronounced /eɪd͡ʒ/. ao is at rank #17,538, tagged as anoun.

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 18013, this pair ranks #447,692 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of age vs ao

Shared letters: a. Private to "age": eg. Private to "ao": o.

"age" · 3 letters · shape VCV · "ao" · 2 letters · shape VV

Frequently Asked Questions

Can "age" and "ao" be used interchangeably?

No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

In ordinary English text, does "age" or "ao" show up more?

"age" is the more common of the two: it sits at frequency rank #475 in our English list, against #17,538 for "ao". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

You've compared "age" and "ao". Here's where to go from here.

Full dictionary entry for "age" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ao" - compare definitions side by side with the headword page. Word entry
This pair ranks #447,692 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"age" and "ao" also get mixed up with nearby pairs, the highest-scored neighbour is "amb vs ao". Nearby pair

Confusion rank #447,692 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.