Synonyms of the word

contaminated

• v. simple past tense and past participle of contaminate.
• adj. adulterated; impure.

dirty

• adj. Unclean; covered with or containing unpleasant substances such as dirt or grime.
• adj. That makes one unclean; corrupting, infecting.
• adj. Morally unclean; obscene or indecent, especially sexually.
• adj. Dishonourable; violating accepted standards or rules.
• adj. Corrupt, illegal, or improper.
• adj. Out of tune.
• adj. Of color, discolored by impurities.
• adj. (computing) Containing data which need to be written back to a larger memory.
• adj. (slang) Carrying illegal drugs among one's possessions or inside of one's bloodstream.
• adj. (informal) Used as an intensifier, especially in conjunction with "great".
• adj. Sleety; gusty; stormy.
• adv. In a dirty manner.
• v. (transitive) To make (something) dirty.
• v. (transitive) To stain or tarnish (somebody) with dishonor.
• v. (transitive) To debase by distorting the real nature of (something).
• v. (intransitive) To become soiled.

impure

• adj. Not pure.
• adj. Defiled by sin or guilt; unholy or unhallowed.
• adj. Unchaste or obscene.
• adj. (Judaism) Not virgin, having previously had sexual intercourse.
• v. (transitive, obsolete) to defile; to pollute.

infected

• v. simple past tense and past participle of infect.
• adj. Having an infection.

pestiferous

• adj. containing organisms that cause contagious diseases.
• adj. annoying, vexatious.

polluted

• adj. Defiled; made unclean or impure; debauched.
• v. simple past tense of pollute.

septic

• adj. Of or pertaining to sepsis.
• adj. Causing sepsis or putrefaction.
• adj. Of or pertaining to sewage or the disposal of sewage.
• n. A substance that causes sepsis or putrefaction.
• n. A septic tank; a system for the disposal of sewage into a septic tank, a septic system.
• n. (mathematics) A mathematical object (function, curve, surface, etc.) of degree seven.
• adj. (mathematics) Of the seventh degree or order.
• n. (Britain, Australia, New Zealand, rhyming slang, derogatory) An American, a Yank.