| EFFORTLESSLY | • effortlessly adv. Without effort; without difficulty or struggle. • EFFORTLESS adv. showing or requiring little or no effort. |
| FENNELFLOWER | • fennelflower n. Nigella sativa, an annual flowering plant native to south and southwest Asia. • fennelflower n. Nigella damascena, ragged lady. • FENNELFLOWER n. any of various species of the plant nigella with finely-divided leaves. |
| FIBRILLIFORM | • FIBRILLIFORM adj. in the form of fibrils. |
| FLABELLIFORM | • flabelliform adj. Shaped like a fan; flabellate. • FLABELLIFORM adj. shaped like a fan. |
| FLAGELLIFORM | • flagelliform adj. Shaped like a whip. • FLAGELLIFORM adj. shaped like a whip. |
| FLAVOURFULLY | • flavourfully adv. Alternative form of flavorfully. • FLAVOURFUL adv. full of flavour, also FLAVORFUL. |
| FLIMFLAMMERS | • flimflammers n. Plural of flimflammer. • FLIMFLAMMER n. one who engages in flimflam. |
| FLIMFLAMMERY | • flimflammery n. Nonsense. • flimflammery n. A deception or swindle. • FLIMFLAMMERY n. the act of engaging in flimflam. |
| FRUITFULLEST | • fruitfullest adj. Superlative form of fruitful: most fruitful. • FRUITFUL adj. productive. |
| OVERFULFILLS | • overfulfills v. Third-person singular simple present indicative form of overfulfill. • OVERFULFILL v. to fulfill to excess. |
| REFRESHFULLY | • refreshfully adv. In a refreshful manner. • REFRESHFUL adv. (archaic) full of power to refresh. |
| UNDERFULFILL | • UNDERFULFILL v. to fall short of satisfaction, also UNDERFULFIL. |
| UNDERFULFILS | • UNDERFULFIL v. to fail to fulfil completely, also UNDERFULFILL. |
| UNFRUITFULLY | • unfruitfully adv. In an unfruitful manner. • UNFRUITFUL adv. not fruitful. |