The Greek verb noutheteō means to admonish, warn, or counsel — to instruct by placing something in the mind (nous + tithēmi). It is stronger than casual advice, involving a direct, loving confrontation meant to correct thought and behavior.
Noutheteō is a key term in Paul's pastoral theology. He describes his own ministry as one of 'warning (noutheteō) and teaching everyone with all wisdom' (Colossians 1:28). The community is to noutheteō one another (Romans 15:14; 1 Thessalonians 5:14). Church leaders are specifically called to admonish the unruly (1 Thessalonians 5:12). The fathers of Ephesus are to raise children in the nouthesia of the Lord (Ephesians 6:4). This model — direct, caring, truth-aimed correction — represents the New Testament alternative both to harsh condemnation and to the permissive silence that passes for kindness. True love warns. The goal of noutheteō is always restoration and maturity, not punishment.