adverb
Etymology: Middle English, from just (adjective) + -ly
: in a just manner: as
a. chiefly dialect : exactly , precisely , quite
do not justly know what your taste in reasons may be — Thomas Gray
b. : in conformity with law or justice : fairly
treated all his employees justly
c. : in conformity with fact or reason : correctly , properly
justly ranked among the most wonderful efforts of the human hand — H.T.Buckle
helps them to reason more justly — M.R.Cohen
d. : in a manner appropriate to or required by the case : rightly , fittingly , accurately
essential that it be well developed and justly proportioned to the other body measurements — H.G.Armstrong
expresses quivering nervous strain more justly than any player we have — Current Biography