spontaneously
/spɑnˈteɪ.ni.əs.li/adverb
spontaneously is spelled S-P-O-N-T-A-N-E-O-U-S-L-Y: 13 letters and 5 syllables. It appears 2.2 times per million words in written English, the 18,537th most frequent word form (wordfreq, 2021 data). As an adverb, spontaneously means “In a spontaneous manner; naturally; voluntarily” (English Wiktionary, September 2026).
How many letters and syllables are in spontaneously?
| Letters | 13: S-P-O-N-T-A-N-E-O-U-S-L-Y |
|---|---|
| Syllables | 5 (from its American pronunciation) |
| In writing | 2.2 times per million words; the 18,537th most frequent word form |
| Wrong spellings searched | none measured in search |
| Rhymes with |
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); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is spontaneously?
Spontaneously appears 2.2 times per million words in written English, the 18,537th 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 spontaneously?
- UK /spɒnˈteɪ.ni.əs.li/
- US /spɑnˈteɪ.ni.əs.li/
Spontaneously has 5 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-spontaneously.wav, Wikimedia Commons (author and licence on each file's page).
What rhymes with spontaneously?
One word on PlainSpell end in the same sounds as spontaneously from its last stressed vowel (/eɪniəsli/):
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of spontaneously
- more spontaneously comparative
- most spontaneously superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does spontaneously mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adverb
- 1
In a spontaneous manner; naturally; voluntarily.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Spontaneously in Spanish, French, German and Portuguese
In the sense in a spontaneous manner:
| Language | Words |
|---|---|
| French | spontanément |
| German | spontan |
| Portuguese | espontaneamente |
| Spanish | espontáneamente |
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 spontaneously come from?
From spontaneous + -ly.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).