agovsamWhich spelling fits?

Quick tell: ago is a adverb, am is an article, so they fill different roles in a sentence.

Which to use

“ago” is an adverb and “am” is an article - they look or sound alike but fill different roles in a sentence.

#9,434
“ago” frequency rank
#2,705
“am” frequency rank
12139
confusion score

Side-by-Side Comparison

Feature ago am
Definition há, atrás – adj o / a usado com substantivos masculinos no caso nominativo singular quando a palavra começar com as letra b, f, m, p

Letter map: ago vs am

Shared letters muted; letters that set ago and am apart highlighted. Shared run: 1.

3 ch
ago
2 ch
am

Part-of-speech tell for ago / am

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ago is anadverb and amanarticle. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 12139, derived from the frequency rank of both members and their visual similarity.

ago is recorded at frequency rank #9,434, classified as anadv, pronounced /əˈɡəʊ/. am is at rank #2,705, tagged as anarticle.

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 12139, this pair ranks #60,537 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ago vs am

Shared letters: a. Private to "ago": go. Private to "am": m.

"ago" · 3 letters · shape VCV  ·  "am" · 2 letters · shape VC

Frequently Asked Questions

Is swapping "ago" for "am" ever safe?
No - they are not even the same part of speech. "ago" is an adverb and "am" an article, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ago" or "am"?
"am" is the more common of the two: it sits at frequency rank #2,705 in our Portuguese list, against #9,434 for "ago". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "ago" and "am". Here's where to go from here.

  • Full dictionary entry for "ago" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "am" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #60,537 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "ago" and "am" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs ago". Nearby pair

Confusion rank #60,537 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list