by

prep

The verdict

“by” sits in 20 confusable pairs (corpus #1,598) as a preposition. The look-alike neighbours are the real trap.

#1,598
frequency rank, Portuguese
840
“B” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - por;

Corpus desk

Index PT-by · by · Portuguese

by · rank #1,598 · 0 variants · 20 confusables

  • FREQ-COMMON #1,598
  • LEN-SHORT 2 letters
  • VOW-1 1 vowel
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-MID 840
  • PHOTO-FINISH aeroporto

Nearest frequency peer: aeroporto (-1 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Vizinhos de frequência do confusável “by”

Pares de peso semelhante no corpus, aparte dos confusáveis abaixo

corpus weight

What this shows As barras situam “by” face aos lemas portugueses mais próximos por rank, não um reprint da secretária de confusáveis.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

by vs B
0% similar
by vs BR
0% similar
by vs bi
50% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for by
PropertyValue
Headwordby
LanguagePortuguese
Part of speechPreposition
Letters2
Frequency rank#1,598
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Rank de corpus junto a confusáveis de “by”

A frequência vai do punhado de palavras do dia a dia (esquerda) à cauda longa quase nunca usada (direita).bycai aqui:

#1#100#1K#10K#100K
← used constantlyrarely used →

O eixo é logarítmico: cada tick marca cerca de dez vezes menos frequência. Na mesma faixa de raridade aparecem “aeroporto” (#1,597), “calma” (#1,600), “álbum” (#1,595). Entre 840 lemas com “B”, “by” fica em #1,598. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for by is neighbouring look-alikes ("B", "BR", …), not just typos; it is apreposition. Frequency #1,598 among 840 “B” headwords. 2 recorded senses keep meaning in play.

No misspelling variants are generated for by in our index, since its letter sequence doesn't invite the usual edit-distance slips. It also participates in 20 confusable-pair relationships, "B", "BR", "bi", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

This entry carries no recorded etymology, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct Portuguese form is by, spelled B-Y.

Definition

  1. 1
    por;
  2. 2
    próximo de.

Recorded use

Wiktionary examples

These source excerpts show how by appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. The book was written by him.
  2. The mailbox is by the bus stop.

Synonyms

near

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Portuguese corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "by"?
"by" is spelled B-Y.
What does "by" mean?
As a preposition, "by" means: por;
What words are commonly confused with "by"?
"by" is commonly confused with "B", "BR", "bi". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What language does "by" come from?
"by" is a Portuguese word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

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

Source: FrequencyWords open word-frequency list