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Use "unfertile" in a sentence
"Usually, members of the ethnic majority are forced on to barren and unfertile soils, where they must also try to survive under impoverished and overcrowded conditions."
"Diseases that could leave them unfertile later in life when they want to have a baby."
"This song is recently composed, it means that the mission of the working class is to see the land and its resources being in the hands of the people, not among individuals monopolizing it and living people with small useless pieces of dry unfertile lands."