The USA Journals Volume 02 Issue 09-2020 632 The American Journal of Social Science and Education Innovations (ISSN – 2689-100x) Published: September 30, 2020 | Pages: 632-637 Doi: https://doi.org/10.37547/tajssei/Volume02Issue09-96 IMPACT FACTOR 2020: 5. 525 ABSTRACT Identify the role of functional words in Uzbek language system, relation to content words, sources of enrichment and methods, historical and evolutionary development and determination of functional- stylistic and substantial-pragmatic features in speech. KEYWORDS Native language, wordscategories, linguistic system, semantic-methodological. INTRODUCTION The functional words are considered to be very sensitive to life changes and resourceful layer in all languages of the world. Therefore, for world linguisticsit is very important to determinethe place of functional words in the parts of speech system, identify rules of forming specialization of functional words, to highlight their ethnolinguistic, pragmalinguistic and psycholinguistic characterestics. After achieving the country’s independence, the further development of the native language, which is considered as the mirror of national traditions,has been raised to the level of the state policy. Preserving the native The Importance Of Functional Words Categories In Uzbek Language And Their Lingvo-Pragmatic Analysis Pardaev Azamat Bakhronovich, Doctor Of Philological Sciences, Professor Of The Department Of Uzbek Linguistics, Samаrkаnd State University, Samаrkаnd, Uzbekistan Odinaev Bekkul Imamkulovich Researcher Of The Department Of Uzbek Linguistics, Samarkand State University, Samаrkаnd, Uzbekistan Journal Website: http://usajournalshub.c om/index,php/tajssei Copyright: Original content from this work may be used under the terms of the creative commons attributes 4.0 licence.