Giving tone to a piece of writing is important as it adds depth and clarity to the message being conveyed. There are several synonyms for "give tone" which include "infuse with emotion", "imbue with sentiment", "inject with feeling", "instill with mood", and "incorporate with attitude". Each of these phrases emphasizes the act of adding a particular quality or feature to the writing to enhance its impact on the reader. Whether it is a serious, informative, or lighthearted piece of writing, giving tone through the use of synonyms, precise vocabulary, and expressive language creates a compelling and engaging piece of communication.