laughed The whole class laughed today morning because I told them a joke. Verb (this morning)
unfamiliar I was really unfamiliar with him and the things he said. Adjective (Check the word definition and usage. Eg. being unfamiliar with something or unfamiliar to.)
certainly She certainly seems to be good at playing the guitar. Adverb
frequently he doesn't comes to music lessons frequently. Adverb  (doesn't come)
illustrations The book's illustrations are very good. Noun
enormous An elephant is an enormous animal. Adjective
ordinary Ordinary people didn't know how to read or write in Middle Ages. Adjective
acknowledge She acknowledged that she couldn't speak French. Verb
describing He can't describe how exciting was(was after rollercoaster) the rollercoaster. Verb
incredible You look incredible in that dress, Adjective
explanation Thanks for your explanation. Noun
temperature The temperature has suddenly dropped. Noun