pro·pri·um 
(prōprē-əm)
(prōprē-əm)n. pl. pro·pri·a (-prē-ə)
In Aristotelian thought, a predicable property common to all members of a kind but not constituting part of the definition of that kind.
[Medieval Latin, from neuter of Latin proprius, proper (to) (translation of Greek idion); see per1 in the Appendix of Indo-European roots.]
- unaccountably
- unaccounted-for
- unaccredited
- unaccustomed
- unaccustomedly
- unachievable
- unacknowledged
- una corda
- unacquainted
- unaddressed
- unadjusted
- unadorned
- unadulterated
- unadventurous
- unadvertised
- unadvised
- unadvisedly
- unaffected
- unaffectedly
- unaffiliated
- unaffordability
- unaffordable
- unaffordably
- unafraid
- unai