gum

n.口香糖

guiltless, guilty, guinea, guinea-fowl, guinea-pig, Guinness, guise, guitar, guitarist, gulch, gulden, gulf, Gulf Stream, gull, gullet, gullibility, gullible, gullibly, gully, gulp, gum-tree, gumbo, gumboil, gumboot, gummy, gumption, gun, gun cotton, gun dog, gun-carriage, gun-deck, gun-metal, gun-port, gun-runner, gun-running, gunboat, gunfire, gunge, gunman, gunner,