guarded

adj. 谨慎的，提防的

grumble, grumbler, grummet, grumpily, grumpiness, grumpy, grunt, gruyere, gryphon, GT, Guam, guano, guarantee, guarantee against, guarantor, guaranty, guard, guard against, guard's van, guard-rail, guardhouse, guardian, guardian angel, guardianship, guardroom, guardsman, Guatemala, guava, gubernatorial, gudgeon, guelder rose, guerrilla, guerrilla (also guerilla), guess, guesser, guesstimate, guesswork, guest, guest-house, guest-night,