Sentence adverbs | Lexico.com
www.lexico.com › grammar › sentence-adverbsThe sentence adverbs are used to convey the writer or speaker's opinion that it is clear/sad/curious that something happened or is the case. If you compare the way clearly, sadly, and curiously are used in the next three sentences, you can easily see the difference between the meaning of the sentence adverbs and the 'ordinary' adverbs: He spoke clearly and with conviction.