Language & communication: describe what language is. The components of language: phonology, semantics, grammar, and pragmatics. Communicative competence the ability to convey thoughts, feelings and intentions in an organized, culturally patterned way that sustains and regulates human interactions: communication is a two-way process: send messages and receive them. Productive language the production of speech. Receptive language understanding the speech of others. Language a communication system in which words and their written symbols combine in various, regulated ways to produce an infinite number of messages. Four components of language: phonology the system of sounds that a particular language uses. Includes phonemes any of the basic units of a language"s phonetic system; phonemes are the smallest sound units that affect meaning. Changing a phoneme changes the meaning of a word: semantics the study of word meanings and word combinations, as in phrases, clauses, and sentences, grammar the structure of language; made up of morphology and syntax.