Habitual way can be defined as a behavior or action that is done regularly and often without conscious thought. The two crossword solutions for this term are 'ROTE' (4 letters) and 'USAGE' (5 letters). ROTE refers to a memorized, mechanical, or habitual procedure, while USAGE is the customary practice or accepted way of doing something. Both terms refer to a habitual way of doing something, which is done without conscious thought.