confirmation / conformation [kɒnfɜrˈmeiʃən]
confirmation – n. – 1. the act or instance of confirming; the state of being confirmed; 2. a religious rite confirming a baptized person as a full member of the Christian church; 3. a ceremony in which a young person is formally confirmed as an adult member of the Jewish faith
conformation – n. – 1. the way in which a thing is formed; shape, structure; 2. Chem. any spatial arrangement of atoms in a molecule from the rotation of part of the molecule about a single bond