1. Healthy-healthier-the healthiest.
2. Responsible-more responsible-the most responsible.
3. Necessary-necessarier-the necessariet
4.Competitive-more competitive-the most competitive
5. Serious-more serious-the most serious
6.Natural-more natural-the most natural
7.Small-smaller-the smallest
8.Many-more-most
9.Bad-worse-the worst