GMAT Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 170 demolish (v) To annihilate demonstrable (adj) Capable of positive proof demonstrate (v) To prove indubitably demonstrative (adj) Inclined to strong exhibition or expression of feeling or thoughts demonstrator (n) One who proves in a convincing and conclusive manner demulcent (n) Any application soothing to an irritable surface demur (v) to object demurrage (n) the detention of a vessel beyond the specified time of sailing