implicit
inexplicit
implied
inferred
silent
tacit
undeclared
understood
unmentioned
unproclaimed
unpronounced
unpublished
unrecorded
unsaid
unspoken
unsung
untalked-of
untold
unuttered
unvoiced
unworded
unwritten
voiceless
wordless
autosomal
ill-concealed
pent-up
sincerest
unaccomplished
unadmitted
unavailing
unclassifiable
uncomprehending
undefined
undetected
undiscovered
unformulated
unfulfilled
ungratified
unobserved
unrealised
unrealized
unrecognized
unshakeable
wifely