insecticidal
"insecticidal" is a 12-letter English headword indexed on PlainSpell.
The verdict
“insecticidal” is uncommon English (frequency #97,144 among 17,902 “I” headwords), classed as an adjective. The kind of spelling people second-guess.
- #97,144
- frequency rank, English
- 17,902
- “I” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Of, relating to, or being insecticide; insect-killing.
| Property | Value |
|---|---|
| Headword | insecticidal |
| Language | English |
| Part of speech | Adjective |
| Letters | 12 |
| Frequency rank | #97,144 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “insecticidal” sits in English frequency
Rare enough to double-check
insecticidal is uncommon English at frequency #97,144 among 17,902 “I” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Of, relating to, or being insecticide; insect-killing.".
No misspelling variants are generated for insecticidal in our index, a straightforward case of a spelling with little room for common typos. Our confusable-pair dataset has no match for it, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
This headword's origin isn't recorded in our source data, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct English form is insecticidal, spelled I-N-S-E-C-T-I-C-I-D-A-L.
Definition
- 1Of, relating to, or being insecticide; insect-killing.
This word in other languages
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 “insecticidal”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is I-N-S-E-C-T-I-C-I-D-A-L - every other letter order is a misspelling in standard orthography.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this rank
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.