commonly

adverb

In an expected or customary manner; for the most part: consistently, customarily, frequently, generally, habitually, naturally, normally, often, regularly, routinely, typically, usually. Idioms: as usual, per usual. See big/small/amount, usual/unusual.

The adverb has one meaning:

Meaning #1: under normal conditions
  Synonyms: normally, usually, unremarkably, ordinarily
  Derived from adjective: common (meaning #2)

Common misspelling(s) of commonly

• commongly