simulation
/ˌsɪm.jʊˈleɪ.ʃn̩/
"simulation" is a 10-letter English headword indexed on PlainSpell.
The verdict
“simulation” is a regularly-used English word, ranked #7,849 in English word frequency and used as a noun.
- #7,849
- frequency rank, English
- 10
- letters
- 15
- tracked misspellings
- 4
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Something that simulates a system or environment in order to predict actual behaviour.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | simulation |
| Language | English |
| Part of speech | Noun |
| IPA | /ˌsɪm.jʊˈleɪ.ʃn̩/ |
| Letters | 10 |
| Frequency rank | #7,849 |
| Misspellings tracked | 15 |
| Confusable pairs | 4 |
| Source | Wiktionary (kaikki.org) |
Where “simulation” sits in English frequency
Spelling & Dictionary Insight
The English entry for simulation is 10 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˌsɪm.jʊˈleɪ.ʃn̩/. Corpus data places it at rank #7,849 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 5 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 15 likely wrong-spelling variants for simulation, with forms such as "ismulation", "simluation", and "simmulation". 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 4 confusable-pair relationships, "situation", "simulator", "stimulation", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.
Etymologically, the entry records: First attested in 1340 as Middle English symulacioun, from Middle French simulation, from Old French simulation/simulacion, from Latin simulātiōnem, from simulō (“imitate”). Morphologically simulate + -ion. The correct English form is simulation, spelled S-I-M-U-L-A-T-I-O-N.
Definition
- 1Something that simulates a system or environment in order to predict actual behaviour.
- 2The process of simulating.
- 3A video game designed to convey a more or less realistic experience, as of a sport or warfare.
- 4Assuming an appearance which is feigned, or not true.
- 5The act of falling over in order to be awarded a foul, when no foul has been committed.
Etymology
First attested in 1340 as Middle English symulacioun, from Middle French simulation, from Old French simulation/simulacion, from Latin simulātiōnem, from simulō (“imitate”). Morphologically simulate + -ion.
This word in other languages
Common misspellings
Also misspelled as: ismulation,simluation,simmulation,simualtion,simulaiton,simulasion,simulatino,simulationn,simulatoin,simulattion,simullation,simultaion,siumlation,smiulation,ssimulation
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of simulation - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.
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
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Using “simulation”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is S-I-M-U-L-A-T-I-O-N - every other letter order is a misspelling in standard orthography.
- Say it as /ˌsɪm.jʊˈleɪ.ʃn̩/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “situation” - see the side-by-side comparison. simulation vs situation
- 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.