unfruitful |
barrenness |
As an adjective unfruitful
is of or pertaining to not
bearing fruit (usually figuratively).
As a noun barrenness is
the property of being barren; the property of not supporting life.
barrenness |
unfruitfulness |
As nouns the difference between barrenness and unfruitfulness
is that
barrenness is the property of being barren; the property of not supporting life while
unfruitfulness is the state or property of being unfruitful; fruitlessness, barrenness.
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