jamvsjusWhich spelling fits?

Quick tell: jam is a adverb, jus is a noun, so they fill different roles in a sentence.

Which to use

“jam” is an adverb and “jus” is a noun - they look or sound alike but fill different roles in a sentence.

#17,741
“jam” frequency rank
#33,677
“jus” frequency rank
51418
confusion score

Side-by-Side Comparison

Feature jam jus
Definition Ya. Jugo, zumo.

Where the eye mixes jam and jus

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
jam
3 ch
jus

Why the eye confuses jam with jus

These two trip readers on the page rather than in the ear: jam is /ˈjam/ while jus is [ʒy]. 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 (adverb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 51418, derived from the frequency rank of both members and their visual similarity.

jam is recorded at frequency rank #17,741, classified as anadv, pronounced /ˈjam/. jus is at rank #33,677, tagged as anoun, pronounced [ʒy].

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 51418, this pair ranks #97,984 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of jam vs jus

Shared letters: j. Private to "jam": am. Private to "jus": su.

"jam" · 3 letters · shape CVC  ·  "jus" · 3 letters · shape CVC

Frequently Asked Questions

Do "jam" and "jus" mean the same thing in a sentence?
No - they are not even the same part of speech. "jam" is an adverb and "jus" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "jam" or "jus"?
"jam" is the more common of the two: it sits at frequency rank #17,741 in our Spanish list, against #33,677 for "jus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "jam" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "jus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #97,984 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "jam" and "jus" also get mixed up with nearby pairs, the highest-scored neighbour is "JAL vs jus". Nearby pair

Confusion rank #97,984 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list