catalysis
/kəˈtæləsɪs/
"catalysis" is a 9-letter English headword indexed on PlainSpell.
The verdict
“catalysis” has 14 generated spelling variants in the English index at frequency #42,052. The variants make it a useful spelling check.
- #42,052
- frequency rank, English
- 5,599
- “C” headwords
- 14
- tracked misspellings
- 2
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The increase of the rate of a chemical reaction, induced by a catalyst.
Corpus desk
Index EN-catalysis · catalysis · English
catalysis · rank #42,052 · 14 variants · 2 confusables
- FREQ-MID #42,052
- LEN-LONG 9 letters
- VOW-4 4 vowels
- CONFUS-LOW 2 pairs
- VAR-HIGH 14 variants
- BOOK-DENSE 5,599
- PHOTO-FINISH Cassel
Nearest frequency peer: Cassel (-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 “catalysis”
Same rarity band: useful when a typo lands on a peer headword
- capstone
capstone
57,953 corpus weight
- carpeting
carpeting
57,952 corpus weight
- Carvalho
Carvalho
57,951 corpus weight
- Cassel
Cassel
57,950 corpus weight
- catalysis
catalysis
57,949 corpus weight
- centralizat…
centralization
57,946 corpus weight
What this shows “catalysis” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.
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 | catalysis |
| Language | English |
| Part of speech | Noun |
| IPA | /kəˈtæləsɪs/ |
| Letters | 9 |
| Frequency rank | #42,052 |
| Misspellings tracked | 14 |
| Confusable pairs | 2 |
| Source | Wiktionary (kaikki.org) |
Frequency seat of misspelling magnet “catalysis”
A misspelling magnet
The generator records 14 spelling variants around catalysis (IPA /kəˈtæləsɪs/), anoun. Corpus frequency is #42,052 among 5,599 “C” headwords. Dominant gloss: "The increase of the rate of a chemical reaction, induced by a catalyst.".
Our generated misspelling index lists 14 likely wrong-spelling variants for catalysis, with forms such as "actalysis", "caatlysis", and "catallysis". 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. It also participates in 2 confusable-pair relationships, "catalyst", "catalytic", since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Etymologically, the entry records: From Ancient Greek κατάλυσις (katálusis, “dissolution”), from καταλύω (katalúō, “I dissolve”), from κατά (katá, “down”) + λύω (lúō, “I loose”). By surface analysis, cata- + -lysis. The correct English form is catalysis, spelled C-A-T-A-L-Y-S-I-S.
Definition
- 1The increase of the rate of a chemical reaction, induced by a catalyst.
Etymology
From Ancient Greek κατάλυσις (katálusis, “dissolution”), from καταλύω (katalúō, “I dissolve”), from κατά (katá, “down”) + λύω (lúō, “I loose”). By surface analysis, cata- + -lysis.
This word in other languages
Common misspellings
Also misspelled as:
- actalysis
- caatlysis
- catallysis
- catalsyis
- catalyiss
- catalysiss
- catalyssi
- catalyssis
- catalyysis
- cataylsis
- catlaysis
- cattalysis
- ccatalysis
- ctaalysis
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of catalysis - 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
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "catalysis", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 9 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (14 here; floor ≥5).