childproof
adjective, verb
childproof is spelled C-H-I-L-D-P-R-O-O-F: 10 letters. It appears about once in every 16 million words in written English, the 121,279th most frequent word form (wordfreq, 2021 data). As an adjective, childproof means “Designed to be unable for a child to use, operate, or open” (English Wiktionary, September 2026).
How many letters and syllables are in childproof?
| Letters | 10: C-H-I-L-D-P-R-O-O-F |
|---|---|
| In writing | about once in every 16 million words; the 121,279th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is childproof?
Childproof appears about once in every 16 million words in written English, the 121,279th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Forms of childproof
- more childproof comparative
- most childproof superlative
- childproofs present, singular, he/she/it
- childproofing participle, present
- childproofed participle, past
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does childproof mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Designed to be unable for a child to use, operate, or open.
Because of her arthritis, she always asked not to have childproof caps on her medicine bottles.
- 2
Made safe for children.
They attempted to make the house childproof by covering all sharp corners with soft foam.
- 3
Made safe from children; resistant to damage by children.
After several visits from his darling nephews, Mike's bookshelves were childproof; all breakables and valuable books had been moved out of reach.
verb
- 1
To make something childproof (in any sense).
I debated childproofing my house, but decided against, on the basis that any scars or burns would serve as object lessons in restraint.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does childproof come from?
From child + -proof.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).