inveterate

adj. 根深的,成癖的,积习的

invention, inventive, inventor, inventory, inverse, inversely, inversion, invert, invertebrate, inverted, inverted commas, inverted snob, invest, investigate, investigation, investigative, investigator, investiture, investment, investor, inveterately, invidious, invidiously, invidiousness, invigilate, invigilation, invigilator, invigorate, invigorating, invigoratingly, invigoration, invincibility, invincible, invincibly, inviolability, inviolable, inviolably, inviolate, invisibility, invisible,