| FLUCTUATING | • fluctuating v. Present participle of fluctuate. • fluctuating adj. Subject to irregular changes in quantity or quality. • fluctuating n. A fluctuation. |
| FORETHOUGHTFUL | • forethoughtful adj. Having or full of forethought; provident; proactive; visionary. • FORETHOUGHTFUL adj. full of forethought. |
| FRUCTUATING | • fructuating v. Present participle of fructuate. • FRUCTUATE v. to come to fruit, to fructify. |
| FUSSBUDGETIEST | • FUSSBUDGETY adj. like a fussbudget, a person who fusses about unimportant things. |
| FUTUROLOGIST | • futurologist n. A person who practices futurology. • FUTUROLOGIST n. a student of futurology. |
| FUTUROLOGISTS | • futurologists n. Plural of futurologist. • FUTUROLOGIST n. a student of futurology. |
| GUTTIFEROUS | • guttiferous adj. (Botany) Yielding gum or resinous substances. • guttiferous adj. (Botany) Relating to a natural grouping of trees and shrubs (family Guttiferae, now Clusiaceae) that… • GUTTIFEROUS adj. exuding drops. |
| OUTFOUGHT | • outfought v. Simple past tense and past participle of outfight. • OUTFIGHT v. to surpass in fighting. |
| SULFURETTING | • sulfuretting v. Present participle of sulfuret. • SULFURET v. to treat with sulfur, also SULPHURET. |
| THOUGHTFUL | • thoughtful adj. Demonstrating thought or careful consideration. • thoughtful adj. Demonstrating kindness or consideration for others. • THOUGHTFUL adj. absorbed in thought. |
| THOUGHTFULLY | • thoughtfully adv. In a thoughtful or pensive manner. • thoughtfully adv. In a way that shows kindness or consideration for others. • THOUGHTFUL adv. absorbed in thought. |
| THOUGHTFULNESS | • thoughtfulness n. Thoughtful and considerate attention. • thoughtfulness n. Careful deliberation before action. • THOUGHTFULNESS n. the state of being thoughtful. |
| ULTRACENTRIFUGE | • ultracentrifuge n. A high-speed centrifuge, especially one free from convection that is used to separate colloidal particles. • ultracentrifuge v. To submit a material to ultracentrifugation. • ULTRACENTRIFUGE v. to subject to the action of an ultracentrifuge, a very high-speed type of centrifuge. |
| UNTHOUGHTFUL | • unthoughtful adj. Inconsiderate of other’s feelings. • unthoughtful adj. Unplanned or unthinking. • UNTHOUGHTFUL adj. not thoughtful. |
| UNTHOUGHTFULLY | • unthoughtfully adv. In an unthoughtful manner. • UNTHOUGHTFUL adv. not thoughtful. |