The antonyms for the phrase 'were seemly' include words like inappropriate, indecent, improper, unseemly, vulgar, and untoward. These words suggest actions or behaviors that are not socially acceptable or morally correct. For example, when someone is acting inappropriately, they might be violating social norms or engaging in behavior that is considered offensive or disrespectful. The opposite of being seemly is to act in a way that is distasteful, indecorous, or vulgar. While there may be situations where one might act inappropriately, it is generally considered best to act in a way that is respectful, courteous, and appropriate for the situation.