| F | ɛf | |
| face | fɛɪs | |
| falcon | ˈfɔːlkən | |
| false | ˈfɔːls | |
| February | ˈfɛbrəriː | or ˈfɛbruːˌɛriː |
| ferris | ˈfɛrɪs | cf. ferrous |
| ferrous | ˈfɛrəs | cf. ferris |
| feud | fjuːd | cf. food |
| figure | ˈfɪɡə | |
| financial | fɑɪ |
|
| finger | ˈfɪŋɡə | cf. ginger |
| firepower | ˈfɑɪ ə |
|
| fission | ˈfɪʃən | |
| fleece | fliːs | |
| flip‐flop | ˈflɪpflɒp | |
| flourish | ˈflərɪʃ | |
| fluoresce | flɔːˈrɛs | |
| food | fuːd | cf. feud |
| foot | fʊt | |
| force | fɔːs | |
| forehead | ˈfɔːhɛd | cf. horrid |
| forthwith | fɔːθˈwɪθ | cf. with |
| free | friː | cf. three |
| fricative | ˈfrɪkətɪv | |
| from | frɒm | reduces to frəm |
| fuchsia | ˈfjuːʃə | cf. future |
| fully | ˈfʊliː | cf. dully |
| fungicide | ˈfəŋɡɪ |
“hard” G, “soft” C |
| future | ˈfjuːtʃə | cf. fuchsia |