10. Vitality refers to the existence of a living community of speakers.
11. Historicity refers to the fact that a particular group of people finds a sense of identity through using a particular language.
12.
13. Mixture refers to feelings speakers have about the ‘purity’ of the variety of the speak.
14. De facto norms refers to the feeling that many speakers have that there are both ‘good’ speakers and ‘poor’ speakers and that the good speakers represent the norms of proper usage.
15.
16. There are some further interesting differences in the use of the terms dialect and patois (Petyt,1980). Patois is usually used to describe only rural forms of speech; we may talk about urban dialect. A dialect usually has a wider geographical distribution than a patois, so that, whereas regional dialect and village patois seem unobjectionable, the same cannot be said for regional patois and village dialect.
20. conclusion One important conclusion from all we have said that many varieties of language exist and each language exist in a number of guises.It is still quite possible to listen to an individual speaker and infer very specific thing which speaker hearing a bit relatively. Last hypothesis is an interesting one in that it raises very important question about linguistic capabilities of human being, and
21. The Existence of different varieties is interesting respect while we may have productive control over only a few varieties of a language ourselves, we can usually comprehend many more varieties and related all of these to the concept of a single language. Because we receptive linguistic ability more greater than our productive linguistic ability. So far as varieties of language are concerned. The problem is knowing how best to characterize those abilities, which means knowledge that we have enables us to recognize something as being in languange but yet marked as “different” in some way.