There are various synonyms for the phrase "not agreeable" or "wast agreeable" that one can use to communicate a lack of satisfaction or pleasure with something. Some examples include unpleasant, disheartening, tiresome, unsatisfactory, unpalatable, repulsive, offensive, displeasing, unattractive, and objectionable. These synonyms can be used interchangeably depending on the context and the level of negativity being expressed. It is important to note that when using such words, one should take care to communicate their thoughts in a clear and respectful manner to avoid offending others or creating unnecessary tension in relationships.