is similar to
having value that is not acknowledged
is similar to
not openly made known
"a secret marriage"; "a secret bride"
is similar to
not admitted
"unconfessed sins"
is similar to
not recognized
"he was unrecognized in his disguise"
see also
not known
"an unknown amount"; "an unknown island"; "an unknown writer"; "an unknown source"
is an attribute of
the state or quality of being recognized or acknowledged
"the partners were delighted with the recognition of their work"; "she seems to avoid much in the way of recognition or acknowledgement of feminist work prior to her own"