| A | B |
| flagrant | glaringly bad |
| hilarity | gaiety, joy |
| flux | state of continual change or movement |
| foible | a minor weakness in character |
| fracas | a loud quarrel |
| frivolous | trivial; silly |
| futile | useless |
| gaff | a large hook |
| gait | manner of walking |
| gambit | an opening maneuver or action one uses to gain advantage |
| gape | to stare with an open mouth |
| garble | to distort |
| genealogy | family history |
| genesis | beginning; origin |
| ghastly | horrible; frightful |
| fallible | capable of error |
| fallow | inactive; unproductive |
| farvival | absurd; ridiculously clumsy |
| fatalistic | believing that all things in life are inevitable, determined |
| fawn | to act slavishly submissive |
| fealty | loyalty; faithfullness |
| feign | to pretend |
| feisty | aggressive; lively, energetic |
| felicity | happiness |
| felonious | of, like or constituting a felony |
| fester | to rot; to form pus; to grow embittered |
| fiat | an official order |
| fidelity | faithfulness |
| filch | to steal |
| filial | due from a son or daughter |
| gird | to encircle with a belt or band; to dress; to equip |
| gist | main point |
| glean | to collect bit by bit; to gather |
| glutinous | gluey, sticky |
| gorge | to eat or swallow greedily |
| Gothic | medieval; type of fiction that uses remote, gloomy settings |
| granary | a storehouse for grain |
| gratify | to please |
| guile | slyness and cunning in dealing with others |
| gull | to cheat |
| gyrate | to rotate, spin |
| harp | to persist in talking continuously (on or about something) |
| haughty | arrogant, proud |
| havoc | great destruction |
| fluent | able to speak and/or write easily |