the underground part of a plant that anchors it and absorbs nutrients

जड़

English Usage: The tree's roots spread wide underground.

Hindi Usage: पेड़ की जड़ें जमीन के नीचे फैलती हैं।

a source or origin of something

स्रोत

English Usage: Education is the root of a successful life.

Hindi Usage: शिक्षा एक सफल जीवन का स्रोत है।

a person or thing that is regarded as unpleasant or to be avoided

अनचाहा

English Usage: The black sheep of the family often gets the blame.

Hindi Usage: परिवार के काले मेमने पर अक्सर आरोप लगाया जाता है।

having the darkest color, like the night sky

काला

English Usage: She wore a stunning black dress to the party.

Hindi Usage: उसने पार्टी में एक शानदार काली ड्रेस पहनी थी।