What is an interjection?

Grammar Rhythm Song 🎵 🎶 Every name is called a NOUN , As field and fountain, street and town. In place of NOUN the PRONOUN stands, As he and she can clap their hands. The ADJECTIVE describes a thing, As magic wand or bridal ring. Most VERBS mean action, something done, To read and write, to jump and run. How things are done the ADVERBS tell, As quickly, slowly, badly, well. The PREPOSITIONS shows relation, As in the street or at the station. CONJUNCTION join, in many ways, Sentences, words, or