'Lacks' in the Bible

"This is what Hezekiah says: 'This is a day of distress, insults, and humiliation, as when a baby is ready to leave the birth canal, but the mother lacks the strength to push it through.

One who argues with his creator is in grave danger, one who is like a mere shard among the other shards on the ground! The clay should not say to the potter, "What in the world are you doing? Your work lacks skill!"