| DU | a trapezoidal zither whose metal strings are struck with light hammers |
|---|---|
| DU | a stringed instrument used in American folk music |
| DU | make sweeter in taste |
| DU | make less lively or vigorous |
| DU | become dull or lusterless in appearance |
| DU | become less interesting or attractive |
| DU | make dull in appearance |
| DU | make dull or blunt, as of sharp edges or knives' blades |
| DU | make numb or insensitive |
| DU | deaden (a sound or noise), esp. by wrapping |
| DU | (of business) not active or brisk |
| DU | emitting or reflecting very little light |