The word "sublamina" is a specific term used mainly in the field of neuroscience and anatomy. However, there are some synonyms for this term that can make it easier for non-experts to understand. A few of these synonyms include "underlayer," "sublayer," and "basement layer." These words all convey the same meaning as "sublamina" and can be used interchangeably in certain contexts. It is important to note that the term "sublamina" is considered more precise than its synonyms, as it refers specifically to the layer of tissue below the outermost layer of a structure. Nonetheless, using synonyms can help to make complex scientific terms more accessible to a wider audience.