niaiseux
French, noun/njɛ.zø/
niaiseux is spelled N-I-A-I-S-E-U-X (8 letters) and appears about once in every 5 million words in written French, the 70,496th most frequent French word form (wordfreq, 2021 data). Niaiseux is a French masculine noun meaning “dilly-dallier (someone who wastes time by engaging in trivial or unproductive activities)” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “Personne niaiseuse”.
What does niaiseux mean in English?
adjective
- 1
Quebecniais, ignorant, stupid or simpleminded
noun
- 1
Quebecmasculinedilly-dallier (someone who wastes time by engaging in trivial or unproductive activities)
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
adjective: 1. Niais, ignorant, bête par excès de simplicité. 2. Souvent utilisé comme insulte. 3. Qui lambine, qui s’occupe de choses futiles et inutiles.
noun: 1. Personne niaiseuse. 2. Personnes ayant perdu la raison.
The definition in the French Wiktionary (Wiktionnaire), in French.
Source: French Wiktionary (Wiktionnaire), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of niaiseux
- niaiseuse feminine
- niaiseuses feminine plural
Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce niaiseux?
- /njɛ.zø/
- /nje.zø/
- \njɛ.zø\
Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
How common is niaiseux in French?
niaiseux appears about once in every 5 million words in written French.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).