a·tom·ic

əˈtämik

1. an extremely small amount of a thing; the single irreducible unit of a larger system.
2. the source of immense energy or power.

hab·it

ˈhabət 1Ss866zyrlnzH/IIwmUFITx2Dp3V/u2aIlEgsGYvUmhfv2W9Ph5GWU0HgD1u6OR+

1. a routine or practice performed regularly; an automatic response to a specific situation.