proper

1

a : referring to one individual only b : belonging to one : own c : appointed for the liturgy of a particular day d : represented heraldically in natural color

2

: belonging characteristically to a species or individual : peculiar

3

chiefly dialect : good-looking, handsome

4

: very good : excellent

5

chiefly British : utter, absolute

6

: strictly limited to a specified thing, place, or idea {the city proper}

7

a : strictly accurate : correct b archaic : virtuous, respectable c : strictly decorous : genteel

8

: marked by suitability, rightness, or appropriateness : fit

9

: being a mathematical subset (as a subgroup) that does not contain all the elements of the inclusive set from which it is derived