1 What does Lexicology, a branch of linguistics study? What is the smallest meaningful unit of language?

1 What does Lexicology, a branch of linguistics study?
2.What is the smallest meaningful unit of language?
3.Which words do we call homonyms?
4.What is the common word for such terms as "set expressions, fixed word- groups, set phrases"?
5.Homonyms having the same pronunciation are called…
6.Suffixes -let, -ette, -ling denote…
7.What do we call varieties of a language used as a means of oral communication in small localities?
8.The diachronic approach to language studies investigates …
9.What do we mean by derivation?
10.Which categories of parts of speech are especially affected by conversion?
11.All morphemes are subdivided into two large classes: .... and ....
12.This type of word-building consists in producing a new word by combining two or more stems.