GMAT Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 360 intoxicate (v) To make drunk intracellular (adj) Occurring or situated within a cell intractable (adj) stubborn, obstinate; not easily taught or disciplined intramural (adj) Situated within the walls of a city intransigent (adj) uncompromising intrepid (adj) Fearless and bold intricacy (n) Perplexity intricate (adj) Difficult to follow or understand