Linguistics is the science study of natural language. Linguistics encompasses a number of sub-fields. An important topical division is between the study of language structure and the study of Meaning .... , a rememberer is a person who knows individual words or phrases (sometimes entire texts) of a dying or dead language
Language death
In linguistics, language death is a process that affects speech communities where the level of linguistic competence that speakers possess of a given Variety is decreased.... , but cannot use the language productively. This is contrasted with fluent
Fluency
fluency is the property of a person or of a system that delivers information quickly and with expertise.... or full speakers, who have a good command of the language, and semi-speakers, who have a partial command of it.