evsemWhat's the difference?

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

Which to use

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

#5
“e” frequency rank
#7
“em” frequency rank
12
confusion score

Side-by-Side Comparison

Feature e em
Definition usado para unir orações ou termos de mesma natureza gramatical exprime a ideia de:

Where the spellings diverge

Shared letters are muted; the letters that actually set e and em apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

1 ch
e
2 ch
em

Spelling & Dictionary Insight

e and em form a confusable pair in the Portuguese index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 extra letter(s) - “e” sits inside “em” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 12, derived from the frequency rank of both members and their visual similarity.

e is recorded at frequency rank #5, classified as aconj, pronounced /i/. em is at rank #7, tagged as aprep, pronounced /ɐj̃/.

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 12, this pair ranks #75,629 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Frequency comparison

e#5
em#7

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "e" and "em" be used interchangeably?
No, "e" and "em" have distinct meanings and cannot be swapped without changing the meaning of a sentence. Understanding the specific definition and context for each word is essential for correct usage.

Remembering e vs em

The fastest way to pick the right one every time.

  • Check the role first: if you need a conjunction, it's “e”; for a preposition, it's “em”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “e” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list