How do you spell Balm

Available Definitions:
1)  n. - An aromatic plant of the genus Melissa.
2)  n. - The resinous and aromatic exudation of certain trees or shrubs.
3)  n. - Any fragrant ointment.
4)  n. - Anything that heals or that mitigates pain.
5)  v. i. - To anoint with balm, or with anything medicinal. Hence: To soothe; to mitigate.