argvsArgusWhat's the difference?

Quick tell: arg is a noun, Argus is a name, so they fill different roles in a sentence.

Which to use

“arg” is a noun and “Argus” is a name - they look or sound alike but fill different roles in a sentence.

#29,917
“arg” frequency rank
#27,051
“Argus” frequency rank
56968
confusion score

Side-by-Side Comparison

Feature arg Argus
Definition An argument; a value passed as a parameter. A mythical being, also called Argos or Argus Panoptes, with many eyes, a watchman who served Hera; his eyes were later transplanted to the peacock's tail.

Letter map: arg vs Argus

Shared letters muted; letters that set arg and Argus apart highlighted. Shared run: 3.

3 ch
arg
5 ch
Argus

Part-of-speech tell for arg / Argus

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: arg is anoun and Argusaname. On the page they differ by 2 extra letter(s) - “arg” sits inside “Argus”. Our composite confusion score for this pair is 56968, derived from the frequency rank of both members and their visual similarity.

arg is recorded at frequency rank #29,917, classified as anoun. Argus is at rank #27,051, tagged as aname, pronounced /ˈɑːɡəs/.

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 56968, this pair ranks #122,488 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of arg vs Argus

Shared letters: agr. Private to "arg": -. Private to "Argus": su.

"arg" · 3 letters · shape VCC  ·  "Argus" · 5 letters · shape VCCVC

Known mistypes of this pair

  • Argusagrus · arggus · argsu · arguss · arrgus · arugs · ragus

Frequently Asked Questions

Is swapping "arg" for "Argus" ever safe?
No - they are not even the same part of speech. "arg" is a noun and "Argus" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "arg" or "Argus"?
"Argus" is the more common of the two: it sits at frequency rank #27,051 in our English list, against #29,917 for "arg". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "arg" vs "Argus" is on the table, pick a follow-up below.

  • Full dictionary entry for "arg" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Argus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #122,488 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "arg" and "Argus" also get mixed up with nearby pairs, the highest-scored neighbour is "amb vs arg". 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 #122,488 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