substrate
/ˈsʌbˌstɹeɪt/
"substrate" is a 9-letter English headword indexed on PlainSpell.
The verdict
“substrate” is a moderately-common English word, ranked #12,335 in English word frequency and used as a noun.
- #12,335
- frequency rank, English
- 9
- letters
- 14
- tracked misspellings
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An underlying layer; a substratum.
| Property | Value |
|---|---|
| Headword | substrate |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈsʌbˌstɹeɪt/ |
| Letters | 9 |
| Frequency rank | #12,335 |
| Misspellings tracked | 14 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “substrate” sits in English frequency
Spelling & Dictionary Insight
The English entry for substrate is 9 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈsʌbˌstɹeɪt/. Corpus data places it at rank #12,335 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 7 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 14 likely wrong-spelling variants for substrate, with forms such as "sbustrate", "ssubstrate", and "subbstrate". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. Our confusable-pair dataset has no match for it, which typically means the spelling is too distinctive to be mistaken for another word.
Etymologically, the entry records: Anglicization of substratum. The correct English form is substrate, spelled S-U-B-S-T-R-A-T-E.
Definition
- 1An underlying layer; a substratum.
- 2The substance lining the bottom edge of an enclosure.
- 3A substance acted upon, as by an enzyme.
- 4A surface on which an organism grows, or to which an organism or an item is attached.
- 5A language that is replaced in a population by another language and that influences the language imposed on its speakers.
- 6A metal which is plated with another metal which has different physical properties.
- 7A surface to which a substance adheres.
Etymology
Anglicization of substratum.
Synonyms
This word in other languages
Common misspellings
Also misspelled as: sbustrate,ssubstrate,subbstrate,subsrtate,subsstrate,substarte,substraet,substratte,substrrate,substrtae,substtrate,subtsrate,susbtrate,usbstrate
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of substrate - 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.
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 "substrate"?
What does "substrate" mean?
What are common misspellings of "substrate"?
How do you pronounce "substrate"?
What is the origin of the word "substrate"?
Is PlainSpell free to use?
Using “substrate”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is S-U-B-S-T-R-A-T-E - every other letter order is a misspelling in standard orthography.
- Say it as /ˈsʌbˌstɹeɪt/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.