phosphate

/ˈfɒsfeɪt/

//ˈfɒsfeɪt// noun

By · According to Wiktionary data (CC BY-SA) ·

"phosphate" is a 9-letter English headword indexed on PlainSpell.

The verdict

“phosphate” has 14 generated spelling variants in the English index at frequency #16,770. The variants make it a useful spelling check.

#16,770
frequency rank, English
4,417
“P” headwords
14
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any salt or ester of phosphoric acid.

Corpus desk

Index EN-phosphate · phosphate · English

phosphate · rank #16,770 · 14 variants · 1 confusable

  • FREQ-MID #16,770
  • LEN-LONG 9 letters
  • VOW-3 3 vowels
  • CONFUS-LOW 1 pairs
  • VAR-HIGH 14 variants
  • BOOK-MID 4,417
  • PHOTO-FINISH Peruvian

Nearest frequency peer: Peruvian (-1 rank slots)

Read with this headword: Spelling guide for this pattern

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.

Rank peers near misspelling magnet “phosphate”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “phosphate” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

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).

phosphate vs phosphatase
82% similar

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

Key facts for phosphate
PropertyValue
Headwordphosphate
LanguageEnglish
Part of speechNoun
IPA/ˈfɒsfeɪt/
Letters9
Frequency rank#16,770
Misspellings tracked14
Confusable pairs1
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “phosphate”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).phosphatelands here:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “Peruvian” (#16,769), “PHP” (#16,771), “persecuted” (#16,768). Among 4,417 “P” headwords, “phosphate” is #16,770. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 14 spelling variants around phosphate (IPA /ˈfɒsfeɪt/), anoun. Corpus frequency is #16,770 among 4,417 “P” headwords. Wiktionary lists 4 senses, so context still picks the gloss.

Our generated misspelling index lists 14 likely wrong-spelling variants for phosphate, with forms such as "hposphate", "phhosphate", and "phopshate". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 1 confusable-pair relationship, "phosphatase", since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From French phosphate. By surface analysis, phosphoric acid + -ate (“salt or ester”). The correct English form is phosphate, spelled P-H-O-S-P-H-A-T-E.

Definition

  1. 1
    Any salt or ester of phosphoric acid.
  2. 2
    Any fertiliser containing phosphate compounds.
  3. 3
    Guano (containing high levels of phosphates and harvested for the fertiliser industry).
  4. 4
    A carbonated soft drink containing phosphoric acid, often flavored with a fruit-based syrup.

Recorded use

Wiktionary examples

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

  1. Make sure you don’t use detergents with phosphates or nonylphenol ethoxylate surfactants, but that information is rarely available on the labels.
  2. Bony fishes were judicious in their use of phosphate as a building material: their teeth, a few parts of the skeleton, and that was it.

Etymology

From French phosphate. By surface analysis, phosphoric acid + -ate (“salt or ester”).

This word in other languages

fosfato(Español)phosphate(Français)Phosphat(Deutsch)fosfato(Português)

Common misspellings

Also misspelled as:

  • hposphate
  • phhosphate
  • phopshate
  • phoshpate
  • phospahte
  • phosphaet
  • phosphatte
  • phosphhate
  • phosphtae
  • phospphate
  • phossphate
  • phsophate
  • pohsphate
  • pphosphate

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of phosphate - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

hposphate2phhosphate1phopshate2phoshpate2phospahte2phosphaet2phosphatte1phosphhate1
Edit distance from "phosphate"

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 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "phosphate"?
"phosphate" is spelled P-H-O-S-P-H-A-T-E. The IPA pronunciation is /ˈfɒsfeɪt/.
What does "phosphate" mean?
As a noun, "phosphate" means: Any salt or ester of phosphoric acid.
What words are commonly confused with "phosphate"?
"phosphate" is commonly confused with "phosphatase". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "phosphate"?
The IPA (International Phonetic Alphabet) transcription for "phosphate" is /ˈfɒsfeɪt/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "phosphate"?
From French phosphate. By surface analysis, phosphoric acid + -ate (“salt or ester”). See the full etymology section above for more details.
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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "phosphate", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 9 letters (nearest by frequency rank).

physicist#16,772plurality#16,774misguided#16,752Mansfield#16,745

Similar misspelling depth

Headwords with a similar count of attested misspellings (14 here; floor ≥5).

livelihood14 variantsintrusion14 variantsGreenland14 variantsdisparity14 variants

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

Source: FrequencyWords open word-frequency list