English Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 121 contaminate (v) To pollute contemplate (v) To consider thoughtfully contemporaneous (adj) Living, occurring, or existing at the same time contemporary (adj) Living or existing at the same time contemptible (adj) Worthy of scorn or disdain contemptuous (adj) Disdainful contender (n) One who exerts oneself in opposition or rivalry contiguity (n) Proximity