The difference between As a rule and Chiefly

When used as adverbs, as a rule means in general, whereas chiefly means especially or primarily.


Chiefly is also adjective with the meaning: of, or relating to a chief.

check bellow for the other definitions of As a rule and Chiefly

  1. As a rule as an adverb (idiomatic):

    In general; most often.

    Examples:

    "We go fishing every Sunday as a rule, but today the lake is frozen."

  1. Chiefly as an adverb (focus):

    Especially or primarily; above all.

  2. Chiefly as an adverb (focus):

    Mainly or principally; almost entirely.

  1. Chiefly as an adjective:

    of, or relating to a chief