similarity - the quality of being similar

mirror image, reflection, reflexion - a likeness in which left and right are reversed

comparability, compare, comparison, equivalence - qualities that are comparable; "no comparison between the two books"; "beyond compare"

resemblance - similarity in appearance or external or superficial details

spitting image - a perfect likeness or counterpart

Identikit, Identikit picture - a likeness of a person's face constructed from descriptions given to police; uses a set of transparencies of various facial features that can be combined to build up a picture of the person sought

ikon, picture, icon, image - a visual representation (of an object or scene or person or abstraction) produced on a surface; "they showed us the pictures of their wedding"; "a movie is a series of images projected so rapidly that the eye integrates them"

portrait, portrayal - any likeness of a person; "the photographer made excellent portraits"