ˈstrik(t)lē adverb
Etymology: Middle English, from Latin strictus + Middle English -ly — more at strict
: in a strict manner : without latitude : closely , precisely , rigorously , stringently , positively
the reporter was strictly on his own — Bruce Catton
effectiveness as a novelist is so strictly a function of skill — Bernard DeVoto
certain rules need to be strictly carried out — Agnes M. Miall