closely

adverbs

in a close relation or position in time or space

"the onsets were closely timed"; "houses set closely together"; "was closely involved in monitoring daily progress"

closely

is derived from

in an attentive manner

"he remained close on his guard"

close, closely, tight

is derived from

in a close manner

"the two phenomena are intimately connected"; "the person most nearly concerned"

closely, intimately, nearly

is derived from