im vs is, What's the Difference?

Which to use

“im” is an adjective and “is” is a verb - they look or sound alike but fill different roles in a sentence.

#10,152
“im” frequency rank: #2,727
“is” frequency rank: 12879
confusion score

Side-by-Side Comparison

Feature	im	is
Definition	Mi.	Tercera persona del singular (he, she, it) del presente simple de be.

Letter map: im vs is

Shared letters muted; letters that set im and is apart highlighted. Shared run: 1.

2 ch

Part-of-speech tell for im / is

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: im is anadjective and isaverb. On the page they differ by a single letter - m in “im” becomes s in “is”. Our composite confusion score for this pair is 12879, derived from the frequency rank of both members and their visual similarity.

im is recorded at frequency rank #10,152, classified as anadj. is is at rank #2,727, tagged as averb, pronounced /ɪz/.

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 12879, this pair ranks #289,931 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of im vs is

Shared letters: i. Private to "im": m. Private to "is": s.

"im" · 2 letters · shape VC · "is" · 2 letters · shape VC

Frequently Asked Questions

Can "im" and "is" be used interchangeably?

No - they are not even the same part of speech. "im" is an adjective and "is" a verb, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "im" or "is"?

"is" is the more common of the two: it sits at frequency rank #2,727 in our Spanish list, against #10,152 for "im". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "im" and "is". Here's where to go from here.

Full dictionary entry for "im" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "is" - compare definitions side by side with the headword page. Word entry
This pair ranks #289,931 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
"im" and "is" also get mixed up with nearby pairs, the highest-scored neighbour is "im vs iza". Nearby pair

Confusion rank #289,931 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.