fool.

Luke 12:20
But God said to him, 'You fool! This very night your life will be required of you. Then who will own what you have accumulated?'

Luke 24:25
Then Jesus said to them, "O foolish ones, how slow are your hearts to believe all that the prophets have spoken.

Romans 1:22
Although they claimed to be wise, they became fools,

Ephesians 5:15
Pay careful attention, then, to how you walk, not as unwise but as wise,

that.

John 12:24
Truly, truly, I tell you, unless a kernel of wheat falls to the ground and dies, it remains only a seed; but if it dies, it bears much fruit.