aptvsarmWhat's the difference?

Which to use

“apt” and “arm” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#41,338
“apt” frequency rank
#27,355
“arm” frequency rank
68693
confusion score

Side-by-Side Comparison

Feature apt arm
Definition apto pobre

Where the spellings diverge

Shared letters are muted; the letters that actually set apt and arm apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch
apt
3 ch
arm

Spelling & Dictionary Insight

A purely visual mix-up. apt (/æpt/) and arm (/aʁm/ ouvir^(fonte ?)) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 68693, derived from the frequency rank of both members and their visual similarity.

apt is recorded at frequency rank #41,338, classified as anadj, pronounced /æpt/. arm is at rank #27,355, tagged as anadj, pronounced /aʁm/ ouvir^(fonte ?).

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 68693, this pair ranks #4,195 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of apt vs arm

Shared letters: a. Private to "apt": pt. Private to "arm": mr.

"apt" · 3 letters · shape VCC  ·  "arm" · 3 letters · shape VCC

Frequency comparison

apt#41,338
arm#27,355

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "apt" and "arm" be used interchangeably?
No. They are said differently (/æpt/ versus /aʁm/ ouvir^(fonte ?)) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "apt" or "arm"?
"arm" is the more common of the two: it sits at frequency rank #27,355 in our Portuguese list, against #41,338 for "apt". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering apt vs arm

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “apt” 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