taciturn

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ta·ci·turn /ˈtæsətɜːn $ -ɜːrn/ adjective formal  TALK TO somebodyspeaking very little, so that you seem unfriendly 沉默寡言的，不苟言笑的 → monosyllabic► see thesaurus at quiet —taciturnity /ˌtæsəˈtɜːnəti $ -ɜːr-/ noun [uncountable]

Examples from the Corpus

taciturn• It was unlike her to be so taciturn.• She was taciturn and almost melancholic; her parents had raised her on stories of hardship.• I tried to make polite small talk with him although he seemed distinctly taciturn, if not downright moody.• The ship's captain was a taciturn man who spoke only to give orders.• The Raika were in trouble and when it came to articulating their misfortunes these normally taciturn men became eloquent.• They were met at the door by a mercifully taciturn priest, who escorted them without fuss to their quarters.• It was unlike her to be so taciturn - she must have had something on her mind.Origin taciturn (1700-1800) French taciturne, from Latin taciturnus, from tacitus; → TACIT

ta·ci·turn adjectiveChineseSyllable  

that Corpus you so very unfriendly speaking little, seem

taciturn
ta‧ci‧turn /ˈtæsətɜːn, ˈtæsɪtɜːn $ -ɜːrn/ adjective formalspeaking very little, so that you seem unfriendly ⇨ monosyllabic
—taciturnity /ˌtæsəˈtɜːnəti, ˌtæsɪˈtɜːnəti $ -ɜːr-/ noun [uncountable]
     

THESAURUS

■ not saying much
   ▪ quiet not saying much: He’s a quiet boy who loves reading. | You’re very quiet tonight, Suzy – are you OK?
   ▪ silent not saying anything: Her husband was a big silent man. | Everyone was arguing but I decided to remain silent.
   ▪ taciturn /ˈtæsətɜːn, ˈtæsɪtɜːn $ -ɜːrn/ formal not talking much and seeming a little unfriendly or bad-tempered: He found Vaughn a taciturn and rather difficult person.
   ▪ reticent unwilling to talk to other people, especially about a particular subject: She’s always been reticent about her early life.
   ▪ a man/woman of few words someone who does not talk much, especially because they only speak when there is something important to say: My father was a man of few words, but when he spoke everyone listened.

taci·turnBrE /ˈtæsɪtɜːn/ 🔊NAmE /ˈtæsɪtɜːrn/ 🔊 adjective(formal) tending not to say very much, in a way that seems unfriendly 不苟言笑的；沉默寡言的；缄默不语的▸ taci·turn·ity BrE /ˌtæsɪˈtɜːnəti/ 🔊NAmE /ˌtæsɪˈtɜːrnəti/ 🔊 noun [uncountable]