heavily
UK[ˈhevɪli]US[ˈhevɪli]
adv
to a great degree; very or very much
adv
in a way that involves a lot of force, weight, or effort
adv
in a slow way that sounds as if great effort is being made
Morpheme Breakdown
heavy
ly
heavy
having great weight
ly
adverb-forming suffix
Etymology
the adverb "heavily" is formed directly from its adjective root "heavy." the old english ancestor hefig is derived from the proto-germanic habīgaz, meaning "having something," which itself originates from the proto-indo-european root kap-, meaning "to grasp." this etymological journey connects the concept of physical weight to the idea of possession or burden. the suffix -līce, used to form adverbs from adjectives, evolved from a compound meaning "having the body or form of." therefore, "heavily" literally means "in a manner having weight," which logically extended to describe intensity, force, and laboriousness in both physical and abstract contexts.
Analysis
Structure: heavy (having great weight) + ly (adverb-forming suffix)
heavy (from old english hefig, meaning "heavy, weighty, important, oppressive") + ly (from old english -līce, an adverbial suffix)
Examples
the town relies heavily on tourism for its income.
she was breathing heavily after running up the stairs.
it rained heavily throughout the night.