| BIOFUELS | • biofuels n. Plural of biofuel. • BIOFUEL n. a fuel (as wood or ethanol) composed of or produced from biological raw materials. |
| CRUELS | • cruels n. Glandular scrofulous swellings in the neck. • CRUELS n. (Scots) scrofula, the King's Evil, also CREWELS, CRUELLS. |
| DEFUELS | • defuels v. Third-person singular simple present indicative form of defuel. • DEFUEL v. to remove fuel from. |
| DUELS | • duels n. Plural of duel. • duels v. Third-person singular simple present indicative form of duel. • DUEL v. to fight formally. |
| DUELSOME | • duelsome adj. Inclined to duelling. • DUELSOME adj. given to duelling. |
| FUELS | • fuels n. Plural of fuel. • fuels v. Third-person singular simple present indicative form of fuel. • FUEL v. to provide with an energy-producing material. |
| GRUELS | • gruels n. Plural of gruel. • GRUEL v. to disable by hard work. |
| MONOFUELS | • monofuels n. Plural of monofuel. • MONOFUEL n. a type of rocket propellant. |
| MUTUELS | • MUTUEL n. (French) a system of betting on races. |
| NONFUELS | • NONFUEL n. a type of energy not used for generating heat, power, or electricity. |
| OUTDUELS | • outduels v. Third-person singular simple present indicative form of outduel. • OUTDUEL v. to surpass in dueling. |
| PARIMUTUELS | • parimutuels n. Plural of parimutuel. • pari-mutuels n. Plural of pari-mutuel. |
| PREQUELS | • prequels n. Plural of prequel. • PREQUEL n. a book, film, etc., portraying events which precede those of an existing work. |
| REFUELS | • refuels v. Third-person singular simple present indicative form of refuel. • refuels n. Plural of refuel. • REFUEL v. to fill with fuel. |
| SEQUELS | • sequels n. Plural of sequel. • SEQUEL n. something that follows and serves as a continuation. |
| SYNFUELS | • synfuels n. Plural of synfuel. • SYNFUEL n. a fuel derived from fossil fuels. |
| THREEQUELS | • threequels n. Plural of threequel. • THREEQUEL n. a film, play, book etc. that is a sequel to a first sequel. |