English pronunciation: Diphthongs - /ɔɪ/

Sample pronunciation audio

Start with one sample audio file for diphthongs - /ɔɪ/.

Quick tip

Diphthongs glide from one vowel position to another in a single syllable.

Letters and IPA

Practice words

• boy

• toy

• coin

• join

• oil

Minimal pairs

• boy / buy
• toy / tie
• coin / cone
• join / Jane
• oil / all

How to produce this sound

Start with the mouth open as for 'aw' in 'saw', then quickly glide to the 'ee' sound in 'see'.

Common mix-ups

• boy / buy
• toy / tie
• coin / cone
• join / Jane
• oil / all

Closest comparison

boy, toy, coin, join, oil