Words That Start with BY

There are 25 words that start with BY on Word.ws, from 2 to 9 letters. The most common length is 6 letters (11 words). The words used most often are by, bye, bypass, byzantine and byte.

Meanings from Wiktionary. Not an official Scrabble, Words With Friends or Wordle word list.

2-letter words that start with BY

by7prep. Near or next to.

3-letter words that start with BY

bye8n. The position of a person or team in a tournament or competition who...

4-letter words that start with BY

byen9n. Bone.
byre9n. A barn, especially one used for keeping cattle in.
byte9n. A short sequence of bits (binary digits) that can be operated on as a...

5-letter words that start with BY

bylaw13n. A local custom or law of a settlement or district.
byock16n. A male ostrich's black and white wing feather.
byway16n. A road or track not following a main route; a secondary or minor road...

6-letter words that start with BY

bygone12adj. Having been or happened in the distant past.
byland12n. A peninsula.
byline11n. A line at the head of a newspaper or magazine article carrying the...
byname13n. Synonym of epithet, a descriptive and distinguishing additional name.
bypass13n. A road that passes around something, such as a residential area or...
byplay16n. Any action, carried out onstage during a performance, apart from the...
bypoll13n. Synonym of by-election.
byssal11adj. Of or pertaining to the byssi, filaments secreted by certain bivalves.
byssus11n. The long fine silky filaments excreted by several mollusks...
bytown14n. A subsidiary or subordinate town.
byword15n. A proverb or proverbial expression, common saying; a frequently used...

7-letter words that start with BY

bycatch19n. Any fish (or other creatures) that are not targeted as a catch but are...
bygones13n. Things that happened in the past.
bylined13adj. Having a byline.

8-letter words that start with BY

bytecode16n. P-code (various forms of instruction sets designed for efficient...

9-letter words that start with BY

bystander15n. A person who, although present at some event, does not take part in it...
byzantine23n. A byzant (coin).

81 rare words that start with BY

Questions about these words

How many words that start with BY are there?: Word.ws lists 25 words that start with BY, plus 81 rare ones.
What are common words that start with BY?: by, bye, bypass, byzantine, byte, bystander, bygone and bylaw.
Which of the words that start with BY has the highest letter score?: byzantine scores 23 points with the standard letter tile values.

Related word lists

Word lists and meanings adapted from the Wiktionary entry of each word. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out names, abbreviations, misspellings and offensive words, and ordered the most common words by how often they appear in English (wordfreq). Meanings from Wiktionary; this is not an official Scrabble, Words With Friends or Wordle word list. Wiktionary data of 2026-09-02.

Cite this page: “Words That Start with BY: 25 Words by Length.” Word.ws, https://word.ws/words/starting-with-by. Based on Wiktionary, CC BY-SA 4.0.