The Greek verb athymeō (ἀθυμέω) means to be discouraged, disheartened, or to lose heart. It is formed from a- (negative) + thymos (spirit, passion, courage) — literally to lose one's spirit or inner fire. The word appears only once in the New Testament, in Colossians 3:21, where Paul warns fathers not to embitter their children, lest they become discouraged (athymeō).
The word captures the particular kind of deflation that comes from repeated criticism, harsh treatment, or the inability to please — a withering of the inner spirit that leads to passivity, resignation, or anger.
Colossians 3:21 is one of the most psychologically astute parenting verses in the Bible. Paul recognizes that the way fathers relate to children directly shapes their children's inner spirit. Harsh, critical, or unreasonable parenting produces athymia — discouragement so deep that the child stops trying. This is spiritual damage inflicted in the home.
The positive counterpart is Ephesians 6:4: 'Bring them up in the training and instruction of the Lord.' Biblical fatherhood builds, encourages, and equips rather than deflates. Jesus consistently restores the discouraged: 'Do not be afraid' and 'Take heart' are among His most frequent commands. The Christian community is called to be an anti-athymia environment — a place where hearts are strengthened, not withered.