To pronounce "mysterious", say MYSTER-ious — 2 syllables, IPA /mɪˈstɪɹiəs/. Tap play below to hear it in four English accents, or practice it syllable by syllable.
mysterious
Tap to hear · American accent
Accent
If an accent sounds the same, your device is missing that voice — it falls back to the closest one.
Speed
Syllable by syllable — tap each one
Record yourself saying mysterious, then compare with the target. Your audio stays on this device — nothing is uploaded.
2
Syllables
10
Letters
/mɪˈstɪɹiəs/
🇺🇸 IPA (US)
/mɪstˈiəɹɪəs/
🇬🇧 IPA (UK)
"mysterious" has 2 syllables: myster-ious. It rhymes with delirious and serious, if that helps it stick.
adjective
“He received a mysterious phone call this morning.”
“Our boss is a mysterious man who hardly ever meets with us.”
Real example sentences from Tatoeba (CC-BY) — tap to hear each one, or see it used on YouGlish.
Practicing rhymes trains the same ending sounds.
"Mysterious" has 2 syllables: myster · ious.
The IPA transcription of "mysterious" is /mɪˈstɪɹiəs/.
Mysterious: Of unknown origin.
Want the definition, translations into 8 languages, and read-aloud for full sentences?
Open “mysterious” in the full dictionary →