reticent

Từ điển Oxford Advanced Learner 8th

reti·cent BrE [ˈretɪsnt] NAmE [ˈretɪsnt] adjective
(formal)unwilling to tell people about things
Syn: ↑reserved, Syn: ↑uncommunicative
•She was shy and reticent.
•~ about sth He was extremely reticent about his personal life.
Derived Word: ↑reticence

Word Origin:
[reticence reticent] mid 19th cent.: from Latin reticent- ‘remaining silent’, from the verb reticere, from re- (expressing intensive force) + tacere ‘be silent’.

• Từ đồng nghĩa / Synonyms:
  self-effacing, retiring, restrained, unemotional, untalkative