When it comes to expressing the concept of "unclears", there are several synonym options that can effectively transmit a sense of uncertainty or lack of clarity. For instance, one may use the term "ambiguous" to describe situations or information that lack clear meaning. Another alternative could be "vague", emphasizing the absence of precise details. Additionally, one might choose to employ the word "obscure" to refer to something that is difficult to understand or is shrouded in mystery. Lastly, the term "uncertain" can be employed to elucidate the presence of doubt or hesitation. Any of these synonyms can be employed to effectively convey the idea of "unclears" in various contexts.