achingvsairingWhat's the difference?

Quick tell: aching is a verb, airing is a noun, so they fill different roles in a sentence.

Which to use

“aching” is a verb and “airing” is a noun - they look or sound alike but fill different roles in a sentence.

#19,750
“aching” frequency rank
#13,279
“airing” frequency rank
33029
confusion score

Side-by-Side Comparison

Feature aching airing
Definition present participle and gerund of ache Exposure of something to the air, especially fresh or warm air for the purpose of ventilating or drying; (countable) an instance of this.

Where the spellings diverge

Shared letters are muted; the letters that actually set aching and airing apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

6 ch
aching
6 ch
airing

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: aching is /ˈeɪ.kɪŋ/ while airing is /ˈɛəɹɪŋ/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 33029, derived from the frequency rank of both members and their visual similarity.

aching is recorded at frequency rank #19,750, classified as averb, pronounced /ˈeɪ.kɪŋ/. airing is at rank #13,279, tagged as anoun, pronounced /ˈɛəɹɪŋ/.

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 33029, this pair ranks #332,847 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of aching vs airing

Shared letters: agin. Private to "aching": ch. Private to "airing": r.

"aching" · 6 letters · shape VCCVCC  ·  "airing" · 6 letters · shape VVCVCC

Known mistypes of this pair

  • achingacching · achhing · achign · achingg · achinng · achnig · acihng · ahcing
  • airingaiirng · airign · airingg · airinng · airnig · airring · ariing · iaring

Frequency comparison

aching#19,750
airing#13,279

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "aching" and "airing" be used interchangeably?
No - they are not even the same part of speech. "aching" is a verb and "airing" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "aching" or "airing"?
"airing" is the more common of the two: it sits at frequency rank #13,279 in our English list, against #19,750 for "aching". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering aching vs airing

The fastest way to pick the right one every time.

  • Check the role first: if you need a verb, it's “aching”; for a noun, it's “airing”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “aching” 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