condense        increase in density， strength， make laconic

　　congeal         make or become stiff and solid

　　connoisseur     a person with good judgement （eg. in art）

　　consent         give agreement or permission

　　consolation     consoling or being consoled

　　console         give comfort or sympathy to

　　consternation   surprise and fear，dismay

　　constrict       make tight or smaller

　　consume         get to the end of

　　contentious     quarrelsome

　　contiguous      touching， neighboring， near

　　contrite        filled with deep sorrow for wrongdoing

　　convoke         call together， summon

　　convoluted      complicated； coiled， twisted

　　cord            twisted strands

　　corporeal       physical； of or for the body

　　correlate       have a mutual relation

　　corroboration   additional， strengthening evidence

　　counterfeit     forgery

　　covetous        eagerly desirous

　　craven          ly

　　crease          line made by crushing； white line on the ground in criket

　　credulity       too great a readiness to believe things

　　credulous       ready to believe things

　　crush           press， lose shape， subdue， overwhelm

　　cryptic         secret， with a hidden meaning

　　cumbersome      burdensome， heavy and awkward to carry

　　dart            quick movement； missile in darts

　　dawdler         person who is slow； waste of time

　　dearth          shortage

　　deference       respect

　　defiance        open disobedience or resistance

　　deflect         turn aside

　　deluge          great flood， heavy rush of water

　　demur           raise an objection

　　dent            hollow， depression mad by a blow

　　deposition      dethronoment， depositing

　　deprave         make morally bad； corrupt

　　derision        ridicule， mockery， deriding

　　derivative      derived， not original or primitive

　　descry          catch sight of， see smth in the distance

　　detach          separate

　　diatribe        bitter and violent attack in words

　　dilate          speak comprehensively， become wider， large

　　disabuse        free from false ideas， put right

　　discern         see with an effort but clearly

　　discourse       speech， lecture

　　dismal          sad， gloomy， miserab