| Term | Definition |
| gratuitous | free of cost; unnecessary |
| grave | serious; somber |
| gregarious | sociable; friendly |
| grievous | causing grief or sorrow; distressing |
| grime | fierce; stern |
| grimace | a distorted face; an expression of disapproval |
| grime | dirt |
| gripe | complaint |
| grisly | horrible; gruesome; ghastly |
| grit | stubborn courage |
| gross | extreme; vulgar |
| grotesque | absurd; distorted |
| grotto | a cave |
| grovel | to lower oneself to please another |
| grudging | resentful; reluctant |
| grueling | exhausting |
| gruff | rough or harsh in manner |
| guile | deceit; trickery |
| guileless | sincere |
| guise | a false appearance |