fastidiously
adverb
fastidiously is an adverb meaning “In a fastidious manner” (English Wiktionary, September 2026). It is spelled F-A-S-T-I-D-I-O-U-S-L-Y, and it appears about once in every 16 million words in written English (wordfreq, 2021 data).
What does fastidiously mean?
adverb
- 1
In a fastidious manner.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you pronounce fastidiously?
- US
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Flame,_not_lame-fastidiously.wav, Wikimedia Commons (author and licence on each file's page).
Forms of fastidiously
- more fastidiously comparative
- most fastidiously superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is fastidiously?
Fastidiously 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).
Where does fastidiously come from?
From fastidious + -ly.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).