Antonyms for "eradicate"

Verb - First Sense: To preserve, protect, or conserve something.
Example Sentence: We must preserve these endangered species for future generations. Verb - Second Sense: To create, establish, or introduce something.
Example Sentence: The government plans to create new job opportunities for unemployed individuals. Verb - Third Sense: To nurture, foster, or encourage something.
Example Sentence: It is important to nurture talent in young athletes. Noun: Original, beginning, or source.
Example Sentence: The library is the source of knowledge and information. Noun: Creation, establishment, or innovation.
Example Sentence: The invention of electricity was a remarkable innovation.