secretive

Từ điển Oxford Advanced Learner 8th

se·cret·ive BrE [ˈsiːkrətɪv] NAmE [ˈsiːkrətɪv] adjective ~ (about sth)
tending or liking to hide your thoughts, feelings, ideas, etc. from other people
•He's very secretive about his work.
•The child became secretive and withdrawn.
Derived Words: ↑secretively ▪ ↑secretiveness

Word Origin:
mid 19th cent.: back-formation from secretiveness, suggested by French secrétivité, from secret ‘secret’.

Thesaurus:
secretive [secretive secretively secretiveness] adj. (often disapproving)
•He's very secretive about his work.
conspiratorial • • stealthy • |sometimes disapproving secret • |especially written, disapproving furtive • |written surreptitious •
be secretive/secret about sth

Example Bank:
•his highly secretive nature
•He's very secretive about his work.

• Từ đồng nghĩa / Synonyms:
  close, closelipped, closemouthed, tightlipped