| faintness(noun, weakness, fault, lack, lapse) |
| fault(noun, weakness, lack, lapse, failing) |
| favour |
| feebleness(noun, weakness, fault, lack, lapse) |
| feeling for |
| fervor(noun, love, passion, desire, fancy) |
| fetish |
| fixation(noun, nature, style, thing, practice) |
| fixed attitude(noun, expression, nature, style, thing) |
| flexion |
| flexure |
| forte(noun, set, power, turn, ability) |
| fragility(noun, weakness, fault, lack, lapse) |
| frailty(noun, weakness, fault, lack, lapse) |
| frenzy(noun, love, passion, desire, fancy) |
| gap(noun, weakness, fault, lack, lapse) |
| gravitation(noun, nature, style, thing, practice) |
| hangup(noun, nature, style, thing, practice) |
| hankering(noun, love, passion, desire, fancy) |
| headset(noun, verb, feeling, turn, character) |