μωρός mōrós

Meaning

dull or stupid (as if shut up), i.e. heedless, (morally) blockhead, (apparently) absurd

In the King James Version: fool(-ish, X -ishness)

Derivation: probably from the base of G3466 (μυστήριον);

Where it is used

• Matthew 5:22 But I tell you that anyone who is angry with his brother will be subject to judgment. Again, anyone who says to his brother, ‘Raca,’ will be subject to the Sanhedrin. But anyone who says, ‘You fool!’ will be subject to the fire of hell.
• Matthew 7:26 But everyone who hears these words of Mine and does not act on them is like a foolish man who built his house on sand.
• Matthew 23:17 You blind fools! Which is greater: the gold, or the temple that makes it sacred?
• Matthew 23:19 You blind men! Which is greater: the gift, or the altar that makes it sacred?
• Matthew 25:2 Five of them were foolish, and five were wise.
• Matthew 25:3 The foolish ones took their lamps but did not take along any extra oil.
• Matthew 25:8 The foolish ones said to the wise, ‘Give us some of your oil; our lamps are going out.’
• 1 Corinthians 1:25 For the foolishness of God is wiser than man’s wisdom, and the weakness of God is stronger than man’s strength.
• 1 Corinthians 1:27 But God chose the foolish things of the world to shame the wise; God chose the weak things of the world to shame the strong.
• 1 Corinthians 3:18 Let no one deceive himself. If any of you thinks he is wise in this age, he should become a fool, so that he may become wise.
• 1 Corinthians 4:10 We are fools for Christ, but you are wise in Christ. We are weak, but you are strong. You are honored, but we are dishonored.
• 2 Timothy 2:23 But reject foolish and ignorant speculation, for you know that it breeds quarreling.
• Titus 3:9 But avoid foolish controversies, genealogies, arguments, and quarrels about the law, because these things are pointless and worthless.