The process or manner of treating someone or something. / Medical care for an illness or injury. / The use of a substance or process to preserve or give particular properties to something.

(psychology) The process of destimulation via gradual exposure to the stimulus, so that the reaction eventually becomes neutral.

(idiomatic) A form of social sanction that consists of ignoring a particular individual, neither speaking to that person nor responding to his or her words.

A formal, usually lengthy, systematic discourse on some subject.

One who goes trick-or-treating on Halloween, usually a child dressed in a costume.

plural of treaty

plural of treatment

(medicine) A treatment that does not include any operation or intervention.

plural of treatise

(law) A text that is sufficiently well received in its field that it may overcome a hearsay objection and be admitted into evidence in a court of law.