linguist

The word 'linguist' is a relatively modern formation, entering English in the late 16th century. It is built directly from the Latin root lingua, meaning "tongue" and by extension "language," combined with the agent-noun suffix -ist, borrowed from Greek via Latin. This construction follows a clear and logical pattern: the base specifies the field (language), and the suffix specifies the role (a practitioner). The semantic journey is straightforward, from the physical organ of speech to the abstract system of communication, and finally to the person who studies that system.

Structure: lingu (language) + ist (person who practices) - lingu: From Latin lingua (tongue, language). This is the base morpheme carrying the core meaning of "language." - ist: From Greek -istēs, via Latin -ista. A suffix denoting a person who practices or is concerned with something.