Not having the standard of civilization; primitive.

अव्यवस्थित

English Usage: The uncivilised regions of the world often lack infrastructure.

Hindi Usage: विश्व के अव्यवस्थित क्षेत्रों में अक्सर आधारभूत संरचना की कमी होती है।

One who is considered not socially acceptable or lacking in manners.

अशिक्षित व्यक्ति

English Usage: The uncivilised behavior of the crowd was shocking.

Hindi Usage: भीड़ का अशिक्षित व्यवहार चौंकाने वाला था।

In a manner that is rude or lacking social grace.

बदतमीज़ तरीके से

English Usage: He spoke uncivilisedly to his colleagues during the meeting.

Hindi Usage: उसने मीटिंग के दौरान अपने सहयोगियों से बदतमीज़ तरीके से बात की।