For the boaster: "Let another man praise you and not your own lips." Prov 27:2
For a lazy child: "A worker's appetite works for him; his mouth urges him on." Prov 25:28
For a quarrelsome child: "The beginning of strife is like letting out water, so abandon the quarrel before it breaks out." Prov 17:14
For one susupected of lying: "He who conceals his transgressions will not prosper, but he who confesses and forsakes them will obtain mercy" Prov 28:13
For one making excuses for not obeying, or one fearful: "The sluggar says, 'There is a lion in the road! There is a lion in the streets." Prov 22:13