"Cheesed" is a slang word used to describe feeling upset or annoyed. There are several synonyms for this term that can be used interchangeably. For example, the word "irked" conveys a sense of being irritated or bothered, while "displeased" suggests a feeling of disappointment. The word "exasperated" is used to describe when one is in a state of extreme frustration or annoyance, while "irked" implies a more mild level of discomfort. Another synonym is "peevish," which is often used to describe a sense of irritability or petulance. Other options include "frustrated," "angry," "irritated," and "annoyed." Ultimately, choosing the best synonym will depend on the context and the speaker's intended meaning.