The term 'is dilettantish' can be summarized by two crossword solutions: 'dabbles' (7 letters) and 'smatters' (8 letters). Dabbles means to engage in an activity in a casual or superficial way, while smatters means to have a slight or superficial knowledge of something. Both words imply that the person is not an expert in the activity or subject, but rather has a basic understanding. This term is often used to describe someone who is not particularly knowledgeable or experienced in a particular field.