| cliche(noun, idiom, dull, slang, common) |
| bromide(noun, dull, surprise, dullness, commonplace) |
| commonplace(noun, dull, idea, surprise, dullness) |
| triteness(noun, dull, dullness, commonplace, unimportance) |
| chestnut(noun, dull, common, dullness, commonplace) |
| insipidity(noun, idiom, dull, slang, dullness) |
| prosaicism(noun, dull, common, dullness, commonplace) |
| corn(noun, dull, common, dullness, commonplace) |
| flatness(noun, dull, dullness, commonplace) |
| shibboleth(noun, dull, dullness, commonplace, triviality) |
| vapidity(noun, dull, dullness, commonplace) |
| prosaism(noun, common, commonplace, triviality) |
| hackneyed saying(expression, dull, dullness, commonplace) |
| old story(noun, expression, dull, dullness, commonplace) |
| prose(triviality, levity, chestnut, superficiality) |
| rubber stamp(noun, expression, commonplace, triviality, levity) |
| stereotype(noun, dull, surprise, dullness, commonplace) |
| boiler plate(noun, expression, dull, dullness, commonplace) |
| inanity(noun, dull, dullness, commonplace, triviality) |
| monotony(noun, dull, dullness, commonplace) |