synthetase
/ˈsɪnθəteɪ̯s/
"synthetase" is a 10-letter English headword indexed on PlainSpell.
The verdict
“synthetase” is uncommon English (frequency #71,954 among 6,566 “S” headwords), classed as a noun. The kind of spelling people second-guess.
- #71,954
- frequency rank, English
- 6,566
- “S” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any enzyme that catalyzes the synthesis of a biological compound.
Corpus desk
Index EN-synthetase · synthetase · English
synthetase · rank #71,954 · 0 variants · 0 confusables
- FREQ-RARE #71,954
- LEN-MEGA 10 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 6,566
- PHOTO-FINISH swordsmanship
Nearest frequency peer: swordsmanship (-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.
Long-tail ranks near “synthetase”
Sparse band: bars invert rank so rarer forms read shorter
- swaggy
swaggy
28,050 corpus weight
- sweetening
sweetening
28,049 corpus weight
- swordsmansh…
swordsmanship
28,048 corpus weight
- synthetase
synthetase
28,047 corpus weight
- synthetical…
synthetically
28,046 corpus weight
- Takada
Takada
28,045 corpus weight
What this shows Long-tail view: where “synthetase” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | synthetase |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈsɪnθəteɪ̯s/ |
| Letters | 10 |
| Frequency rank | #71,954 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “synthetase” in English
Rare enough to double-check
synthetase is uncommon English at frequency #71,954 among 6,566 “S” headwords, classed as anoun, transcribed /ˈsɪnθəteɪ̯s/. Rarity is why readers land here mid-draft. 2 senses are on record.
Zero misspellings are on record for synthetase in our index, since its letter pattern doesn't lend itself to common typo substitutions. Our dataset records no confusable match here, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From synthesis + -ase. The correct English form is synthetase, spelled S-Y-N-T-H-E-T-A-S-E.
Definition
- 1Any enzyme that catalyzes the synthesis of a biological compound.
- 2Such an enzyme that, more specifically, uses ATP as a source of energy.
Etymology
From synthesis + -ase.
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 "synthetase", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 10 letters (nearest by frequency rank).