- 木讷寡言 mùnèguǎyán quiet and simplehonest and unaffected but not talkative; a person of few words
- 刚毅木讷 gāngyìmùnè resolute and taciturnresolute and simple in nature but slow of speech; firm and unbending yet not eloquent
- 木讷老人 mùnèlǎorén straightedgean ungraduated ruler or straightedge used for drawing straight lines