Infinitive                                       Past Tense                             Past Participle                                คำแปล

 fall                                                   fell                                                fallen                                               ตก

feed                                                 fed                                               fed                                                   ให้อาหาร

feel                                                  felt                                                felt                                                    รู้สึก

fight                                                 fought                                          fought                                              ต่อสู้

find                                                  found                                           found                                               พบ

fit (tailor, change size)              fitted/fit                                       fitted/fit                                             ช่างตัดเย็บ

fit (be right size)                         fit/fitted                                        fit/fitted                                             ขนาด

flee                                                fled                                              fled                                                     หนีไป

fling                                               flung                                            flung                                                    ขว้าง,ทุ่ม

fly                                                  flew                                              flown                                                    บิน

forbear                                       forbore                                        forborne                                             อดกลั้น

forbid                                           forbade                                      forbidden                                          ห้าม

forecast                                      forecast                                     forecast                                              ทำนาย

fordo                                           forddid                                        fordone                                               ฆ่า,ทำลาย

forego (also forgo)                forewent                                     foregone                                              นำ

foreknow                                   forknew                                      foreknown                                            รู้ล่วงหน้า

forerun                                       foreran                                       forerun                                                   วิ่งนำ,นำหน้า

foresee                                      foresaw                                      foreseen                                              เห็นล่วงหน้า

foreshow                                   foreshowed                              foreshow                                              แสดงให้เห็นล่วงหน้า

foretell                                        foretold                                      foretold                                                 บอกล่วงหน้า

forget                                          forgot                                         forgotten/forgot                                   ลืม

forgive                                       forgave                                     forgiven                                                 ยกโทษให้

forsake                                     forsook                                     forsaken                                               ละทิ้ง

forswear                                   forswore                                   forsworn                                                สบถ

freeze                                        froze                                           frozen                                                    กลายเป็นน้ำแข็ง