| I | ɑɪ | same as eye |
| ideology | ˌɑɪdiːˈɒlədʒiː | |
| ignominy | ˈɪɡnəˌmɪniː | |
| ignoring | ɪɡˈnɔːrɪŋ | cf. gnawing |
| inconclusive | ˌɪŋkəŋˈkluːsɪv | |
| infantry | ˈɪnfəntriː | cf. inventory |
| interadministrative | ˌɪntərəd |
|
| inventory | ˈɪnvəntriː | cf. infantry |
| ion | ˈɑɪ ɒn | cf. iron |
| ionisation | ˌɑɪ ənɑɪ |
|
| ionise | ˈɑɪ ənɑɪz | |
| IPA | ˌɑɪpiːˈɛɪ | |
| iron | ˈɑɪ ən | cf. ion |
| ironic | ɑɪˈrɒnɪk | |
| is | ɪz | cf. us |
| isthmus | ˈɪsθməs | cf. asthma |