Ministry of higher and secondary special education of the republic uzbekistan state world languages university

Parts of speech or lexico-grammatic groups of words are primary 
grammatical categories.
As it is known theclassification of parts of speech in compared languages 
can be identified according to the following features of lexemes: 

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Lexical and grammatical meaning 

Generalization of morphologic forms for certain word groups 
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According to the function of words in the sentences.
Every word of a certain part of speech has its own morphological forms, 
these forms contain morphological paradigm and can be connected with certain 
grammatical categories. For instance, in English the inflection –s can represent 
acategory of thenumber and –ed of the verb can represent tense category and etc 
[Buranov, 1973, 101].
Secondary grammatical categories are units of grammatical meaning and 
grammatical forms.
Any grammatical category (the category of gender, category number, 
category of case, etc.) in each word has a specific content. For example, the 
category of gender, a noun category, in the words of the 
книга(book)
reveals that 
this noun is a feminine noun in Russian; category or type, for example, the verb 
рисовать (to draw)
has specific content - a verb imperfective. These meanings of 
wordsare called 
grammatical meanings
. Therefore, every word can have a 
number of grammatical meanings, for example, in the Russian verb 
бежал
thefollowing grammatical meanings can be observed: past tense meaning, 
singular, themasculinecategory of gender, unfinished form. 
Grammatical meanings are expressed by a specific means of language. For 
example, the meaning of the 1st person singular of the Russian verb 
пишу
is 
expressed by the ending
-y
,
and the general meaning of the instrumental case of the 
word 
лесом
is expressed by th ending