introverted

adj. 内向的，含蓄的，闭关自守的

intrepid, intrepidity, intrepidly, intricacy, intricate, intricately, intrigue, intriguer, intriguing, intrinsic, intrinsically, intro, introduce, introduction, introductory, introspect, introspection, introspective, introversion, introvert, intrude, intruder, intrusion, intrusive, intuit, intuition, intuitional, intuitive, intuitively, intumescence, Inuit, inundate, inundation, inure, inured, invade, invader, invalid, invalidate, invalidism,