insightful
/ɪnˈsaɪt.f(ə)l/adjective
insightful is spelled I-N-S-I-G-H-T-F-U-L: 10 letters and 3 syllables. It appears 2.6 times per million words in written English, the 16,896th most frequent word form (wordfreq, 2021 data). As an adjective, insightful means “Possessing insight; percipient” (English Wiktionary, September 2026).
How many letters and syllables are in insightful?
| Letters | 10: I-N-S-I-G-H-T-F-U-L |
|---|---|
| Syllables | 3 (from its American pronunciation) |
| In writing | 2.6 times per million words; the 16,896th most frequent word form |
| Wrong spellings searched | none measured in search |
| Sounds like |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is insightful?
Insightful appears 2.6 times per million words in written English, the 16,896th 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).
How do you pronounce insightful?
- /ɪnˈsaɪt.f(ə)l/
- /ˈɪn.saɪt.f(ə)l/
Insightful has 3 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-insightful.wav, Wikimedia Commons (author and licence on each file's page).
Words people confuse with insightful
Sounds like: inciteful (Wiktionary's homophone list; some hold only in some accents).
Sources: English Wiktionary (homophones, alternative spellings).
Forms of insightful
- more insightful comparative
- most insightful superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does insightful mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Possessing insight; percipient.
I found Duncan's comments to be insightful and thought-provoking.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Insightful in Spanish, French, German and Portuguese
In the sense possessing insight:
| Language | Words |
|---|---|
| French | perspicace |
| German | einfühlsam, verständnisvoll, verständig, scharfsinnig, aufschlussreich, erkenntnisreich |
| Portuguese | perspicaz |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does insightful come from?
A recent formation from insight + -ful.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).