| A | B |
| fallacious | deceptive; misleading |
| fastidious | fussy; hard to please; meticulous |
| feign | pretend; to put on a false appearance |
| fervor | eagerness; earnestness; enthusiasm |
| fickle | often changing; unstable |
| flaccid | flabby; limp; soft |
| flagrant | glaring; scandalous; conspicuous |
| fledgling | an experienced person |
| garner | store up; gather |
| garrulous | talkative; wordy; chatty |
| genial | sociable; hospitable; friendly |
| hamper | not able to move freely |
| haphazard | without a plan or direction |
| harbor | a shelter or place to give protection |
| hardy | able to endure hardship |
| heed | to take notice of |
| hiatus | a break in continuity; a gap |