There are numerous synonyms for the word "is offended by" which can be used to express a range of emotions and reactions to various situations. One of the most common synonyms for 'is offended by' is 'is upset' or 'is angered'. Other options include phrases like 'is hurt by', 'is insulted by', 'is irritated by', 'is annoyed by' or 'is sensitive to'. Similarly, words like 'outraged', 'dismayed', 'disturbed', 'displeased' or 'disgusted by', can also be used in place of 'is offended by', depending on the context and level of seriousness of the situation. Choosing the appropriate synonym can help convey the message more accurately and effectively.