| hungry | |
| hunting licence | |
| hushed face | |
| hyaena | |
| hybridisation | |
| hydrogen sulphide | |
| ice axe | |
| ice cream | |
| ice hockey stick and puck | |
| ice skate | |
| illegalise | |
| immobilisation | |
| imp | |
| Impedimenta | |
| import licence | |
| improvisational theatre | |
| in a queue | |
| in a theatre | |
| inbox tray | |
| incoming envelope | |
| index pointing up | |
| indicator | |
| in different colours | |
| industrial estate | |
| industrialisation | |
| industrialised | |
| industrialised country | |
| information centre | |
| information desk person | |
| information source | |
| in front of | |
| in honour of | |
| initialling | |
| inorganic fertiliser | |
| input latin letters | |
| input latin lowercase | |
| input latin uppercase | |
| input numbers | |
| input symbols | |
| in queue | |
| inside cylinder locomotive | |
| instalment | |
| instanter | |
| instil | |
| institutionalisation | |
| interchange | |
| internalisation of external costs | |
| international assistance | |
| international harmonisation | |
| internationalisation | |
| British English |