infertile (adj.)

• acarpous
• arid
• barren
• celibate
• childless
• depleted
• desolate
• drained
• dried-up
• dry
• dull
• earthbound
• effete
• exhausted
• fallow
• fruitless
• gaunt
• gelded
• impotent
• impoverished
• ineffectual
• jejune
• leached
• literal
• menopausal
• mundane
• nonproductive
• prosaic
• prosy
• staid
• sterile
• stolid
• stuffy
• uncultivated
• unfertile
• unfruitful
• unimaginative
• uninspired
• uninventive
• unoriginal
• unplowed
• unproductive
• unromantic
• unsown
• untilled
• virgin
• waste
• wasted