| A | B |
| Frustrate | Verb: to bring to nothing; to thwart, to baffle |
| Furtive | Adj: done in a stealthy or secretive manner |
| Gadfly | Noun: a person who annoys others, esp. by rousing them from complacency |
| Galvanize | Verb: to startle into sudden activity |
| Gamut | Noun: the whole range or extent |
| Gargantuan | Adj: of huge or extraordinary size and power |
| Gauche | Adj: lacking social grace |
| Genial | Adj: warm, friendly |
| Grandiloquent | Adj: speaking in a pompous style |
| Gregarious | Adj: fond of the company of others; belonging to a flock |
| Grimace | Noun: a facial expression of fear. Verb: to make such an expression |
| Harangue | Noun: a long, noisy speech or lecture. Verb: to make such a speech |
| Harry | Verb: to torment another |
| Hearth | Noun: a fireplace |
| Heinous | Adj: hatefully or shockingly evil |