| AFFRIGHTEDLY | • affrightedly adv. (Archaic, poetic) with fright. • AFFRIGHTED adv. AFFRIGHT, to frighten. |
| FARSIGHTEDLY | • farsightedly adv. In a farsighted manner. • FARSIGHTED adv. seeing or able to see to a great distance. |
| FATHOMLESSLY | • fathomlessly adv. In a fathomless manner, to a fathomless degree. • FATHOMLESS adv. incapable of being fathomed. |
| FLUOROGRAPHY | • fluorography n. Photofluorography. • fluorography n. Visualisation of radiolabelled material. • FLUOROGRAPHY n. the photography of the image produced on a fluorescent screen by X rays. |
| FOREFATHERLY | • FOREFATHERLY adj. like a forefather. |
| FOREHANDEDLY | • forehandedly adv. Prudently, with thrift and foresight. • forehandedly adv. Ahead of time, in advance. • fore-handedly adv. Alternative form of forehandedly. |
| FORMALDEHYDE | • formaldehyde n. (Organic chemistry) The simplest aldehyde, HCHO, a colourless gas that has many industrial applications;… • FORMALDEHYDE n. a formic aldehyde, formalin. |
| FREEHANDEDLY | • freehandedly adv. In a freehanded manner. • free-handedly adv. Alternative form of freehandedly. • FREEHANDED adv. openhanded, liberal. |
| FURALDEHYDES | • FURALDEHYDE n. either of two aldehydes derived from furan. |
| HALFWITTEDLY | • halfwittedly adv. In a halfwitted manner. • HALFWITTED adv. feebleminded. |
| HORRIFICALLY | • horrifically adv. In a horrific manner. • HORRIFIC adv. causing horror. |
| SHAMEFACEDLY | • shamefacedly adv. In a shamefaced manner. • SHAMEFACED adv. showing modesty, also SHAMEFAST. |
| SOFTHEADEDLY | • softheadedly adv. In a softheaded manner. • SOFTHEADED adv. having or indicative of a weak, unrealistic, or uncritical mind. |
| SYNCHROFLASH | • synchroflash n. (Photography, chiefly attributive) synchronization of the flash and shutter of a camera. • SYNCHROFLASH n. a mechanism which synchronizes the opening of a camera shutter with the peak of brilliance of a flash bulb. |
| UNFAITHFULLY | • unfaithfully adv. In an unfaithful manner. • UNFAITHFUL adv. not faithful. |
| UNFATHOMABLY | • unfathomably adv. In an unfathomable manner; beyond understanding. • UNFATHOMABLE adv. not capable of being fathomed. |
| UNTHANKFULLY | • unthankfully adv. In an unthankful way; ungratefully. • UNTHANKFUL adv. not thankful. |
| UNWATCHFULLY | • unwatchfully adv. In an unwatchful manner. • UNWATCHFUL adv. not watchful. |