In an unobtrusive manner; in a manner that is not noticeable or blatant.
unperceivable
unperceivable
adj
Not perceivable; imperceptible.
unperceivably
unperceivably
Adverb
imperceptibly
unpreventible
unpreventible
adj
Alternative form of unpreventable
unrepleviable
unreprievable
unreprievable
adj
Not capable of being reprieved.
unreprievably
unretrievable
unretrievable
adj
That cannot be retrieved.
unserviceable
unserviceable
adj
Impractical.
Not working (machinery, etc).
Unusable; of no use.
unserviceably
unserviceably
adv
In an unserviceable manner.
unvitrescible
unvitrescible
adj
Not vitrescible.
unvitrifiable
unvitrifiable
adj
Not vitrifiable.
vulnerability
vulnerability
noun
(computing) A weakness which allows an attacker to reduce a system's security.
(countable) A specific weakness in the protections or defences surrounding someone or something.
(uncountable) The state of being vulnerable; susceptibility to attack or injury, either physical or emotional; the state or condition of being weak or poorly defended.