Word is the basic unit of language. It refers to a speech sound, or a mixture of two or more speech sounds in both written and verbal forms of language.Content words:"Lexical words" also known as "content words" are meaningful words. Content words are mainly nouns, verbs, adjectives, and adverbs. It refers to the ordinary word that conveys information and meaning in a text. For example, Bird, fear, book, love, etc.Contents words are words that refer to a thing, quality, words state, or action and which have meaning when words are used alone.Hint A conjunction is a part of speech that is used to connect words, phrases, clauses, or sentences. Eg- because, wether, yet, etc.Function word also known as grammatical word is the word that exists to contribute to the structure of a sentence rather than meaning. It includes determiners, prepositions, pronouns, conjunctions, etc. Eg- the, is, might, etc. ?Hence, it is concluded that the words, nose, beautiful, head, and India are known as Content words.