eavsemWhich spelling fits?

Quick tell: ea is a intj, em is a preposition, so they fill different roles in a sentence.

Which to use

“ea” is an intj and “em” is a preposition - they look or sound alike but fill different roles in a sentence.

#10,324
“ea” frequency rank
#7,152
“em” frequency rank
17476
confusion score

Side-by-Side Comparison

Feature ea em
Definition Expresa sorpresa. En.

Where the eye mixes ea and em

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

2 ch
ea
2 ch
em

Why the eye confuses ea with em

These two trip readers on the page rather than in the ear: ea is [ˈea] while em is [ĩ]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - a in “ea” becomes m in “em”, and the parts of speech differ too (intj vs preposition), which is usually the fastest check. Our composite confusion score for this pair is 17476, derived from the frequency rank of both members and their visual similarity.

ea is recorded at frequency rank #10,324, classified as anintj, pronounced [ˈea]. em is at rank #7,152, tagged as aprep, pronounced [ĩ].

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 17476, this pair ranks #271,943 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ea vs em

Shared letters: e. Private to "ea": a. Private to "em": m.

"ea" · 2 letters · shape VV  ·  "em" · 2 letters · shape VC

Frequently Asked Questions

Can "ea" and "em" be used interchangeably?
No - they are not even the same part of speech. "ea" is an intj and "em" a preposition, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "ea" or "em" show up more?
"em" is the more common of the two: it sits at frequency rank #7,152 in our Spanish list, against #10,324 for "ea". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "ea" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "em" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #271,943 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ea" and "em" also get mixed up with nearby pairs, the highest-scored neighbour is "ea vs EPL". Nearby pair

Confusion rank #271,943 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