Identity
“the fact of being who or what a person or thing is”
“a close similarity or affinity”
“Your identity is who you are”
“Condition or character as to who a person or what a thing is; the qualities, beliefs, etc, that distinguish or identify a person or thing”
Fingerprint
“An impression or mark made on a surface by a person’s fingertip, able to be used for identifying individuals from the unique pattern of whorls and lines on the fingertips”