ear-trumpet

n trumpet-shaped tube formerly used by partially deaf people to magnify sound （旧时的）喇叭形助听器.

e. g., e.g., ea, each, each other, eager, eagerly, eagerness, eagle, eagle eye, eagle-eyed, eaglet, ear, ear-ache, ear-drop, ear-drum, ear-muff n, ear-plug, ear-ring, ear-splitting, earache, earful, earl, earldom, earliness, early, early and late, early closing, early or late, early warning, earmark, earn, earn one's living, earner, earnest, earnestly, earnestness, earning, earnings, earnings-related,