grumbler

n person who grumbles 埋怨者; 发牢骚的人: He`s a dreadful grumbler. 他是特别爱发牢骚的人.

grown up, grown-up, growth, groyne (US groin), grub, grubbiness, grubby, grudge, grudging, grudgingly, gruel, grueling, gruelling (US grueling), gruesome, gruesomely, gruesomeness, gruff, gruffly, gruffness, grumble, grummet, grumpily, grumpiness, grumpy, grunt, gruyere, gryphon, GT, Guam, guano, guarantee, guarantee against, guarantor, guaranty, guard, guard against, guard's van, guard-rail, guarded, guardhouse,