backside
/ˈbækˌsaɪd/noun, adjective
backside is spelled B-A-C-K-S-I-D-E: 8 letters and 2 syllables. It appears 1.6 times per million words in written English, the 22,362nd most frequent word form (wordfreq, 2021 data). People search “back-side vs backside” about 20 times a month (Google, United States). As a noun, backside means “The back side of anything, the part opposite its front, particularly” (English Wiktionary, September 2026). The plural of backside is backsides.
How many letters and syllables are in backside?
| Letters | 8: B-A-C-K-S-I-D-E |
|---|---|
| Syllables | 2 (from its American pronunciation) |
| In writing | 1.6 times per million words; the 22,362nd most frequent word form |
| Wrong spellings searched | none measured in search |
| Pairs people search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026).
How common is backside?
Backside appears 1.6 times per million words in written English, the 22,362nd most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce backside?
- /ˈbækˌsaɪd/
Backside has 2 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-backside.ogg, Wikimedia Commons (author and licence on each file's page).
Words people confuse with backside
Word pairs people search, with the monthly searches for “a vs b” (G: Google, B: Bing, United States).
Also written: back-side (one word or two).
Sources: Google and Bing searches (September 2025 to August 2026, through DataForSEO); English Wiktionary (homophones, alternative spellings).
Forms of backside
- backsides plural
- back-side
- back side
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does backside mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The back side of anything, the part opposite its front, particularly
- 2
The back side of an estate: the backyard and outbuildings behind a main house, especially (UK dialect, euphemistic) an outhouse.
The building's backside faced an alley and was covered in grime and graffiti.
- 3
A person's buttocks.
Having ridden the horse all day for the first time, I had painful blisters on my backside.
- 4
obsoleteThe back side of a page: a verso.
- 5
The reverse or opposite of anything.
- 6
Used other than figuratively or idiomatically: see back, side.
adjective
- 1
Approaching an obstacle backward.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Backside in Spanish, French, German and Portuguese
| Language | Words |
|---|---|
| German | Hinterteil , Hintern, Gesäß |
| Portuguese | traseira , traseiro |
| Spanish | lado posterior , trasero |
| French | arrière , backside |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does backside come from?
From back + side.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).