| FAITHLESSLY | • faithlessly adv. In a faithless manner. • FAITHLESS adv. without faith. |
| FATHEADEDLY | • fatheadedly adv. Stupidly. • FATHEADED adv. stupid. |
| FIFTEENTHLY | • fifteenthly adv. In the fifteenth place; fifteenth in a row. • FIFTEENTH adv. number fifteen in sequence. |
| FISHABILITY | • fishability n. The quality or degree of being fishable. • FISHABILITY n. the state of being fishable. |
| FLYCATCHERS | • flycatchers n. Plural of flycatcher. • FLYCATCHER n. one of numerous species of birds that feed upon insects, which they take on the wing. |
| FLYPITCHERS | • fly-pitchers n. Plural of fly-pitcher. • FLYPITCHER n. one who runs a flypitch, a market stall for which an operator has no licence. |
| FORTNIGHTLY | • fortnightly n. A publication issued fortnightly (once every two weeks). • fortnightly adj. Occurring once in a fortnight; once every two weeks. • fortnightly adv. Once in a fortnight; once every two weeks. |
| FRIGHTFULLY | • frightfully adv. In a frightful manner. • frightfully adv. Very, extremely. • FRIGHTFUL adv. terrible, horrible. |
| HEALTHFULLY | • healthfully adv. In a healthful manner. • HEALTHFUL adv. giving health. |
| PLATYFISHES | • platyfishes n. Plural of platyfish. • PLATYFISH n. a small tropical fish, also PLATY. |
| SHERIFFALTY | • sheriffalty n. The office or jurisdiction of a sheriff. • SHERIFFALTY n. the office of sheriff, also SHRIEVALTY. |
| SHIFTLESSLY | • shiftlessly adv. In a shiftless manner. • SHIFTLESS adv. feckless. |
| SOOTHFASTLY | • soothfastly adv. (Archaic) Actually; truthfully; honestly. • SOOTHFAST adv. (archaic) truthful, honest. |
| THEFTUOUSLY | • theftuously adv. By theft; thievishly. • THEFTUOUS adv. thievish. |
| UNHURTFULLY | • unhurtfully adv. In a way that is not hurtful. • UNHURTFUL adv. not hurtful. |
| UNTHRIFTILY | • unthriftily adv. In a way that is not thrifty. • unthriftily adv. (Obsolete) In an immoral or dissolute manner. • UNTHRIFTY adv. not thrifty. |