deepen

v.(使) 变深

deducible, deduct, deductible, deduction, deductive, deductively, deed, deed of covenant, deed poll, deed-box, deem, deep, deep down, deep space, deep-freeze, deep-fry, deep-laid, deep-mined, deep-rooted, deep-seated, deep-sea, deep-water, deeply, deepness, deer, deerskin, deerstalker, deface, defacement, defamation, defamatory, defame, default, defaulter, defeat, defeatism, defeatist, defecate, defecation, defect, defection, defective,