PERFECTIONISM
Per*fec"tion*ism, n.

Defn: The doctrine of the Perfectionists.

PERFECTIONIST
Per*fec"tion*ist, n.

Defn: One pretending to perfection; esp., one pretending to moral perfection; one who believes that persons may and do attain to moral perfection and sinlessness in this life. South.

PERFECTIONMENT
Per*fec"tion*ment, n. Etym: [Cf. F. perfectionnement.]

Defn: The act of bringing to perfection, or the state of having attained to perfection. [R.] I. Taylor.

PERFECTIVE
Per*fect"ive, a.

Defn: Tending or conducing to make perfect, or to bring to
perfection; — usually followed by of. "A perfective alteration."
Fuller.
Actions perfective of their natures. Ray.

PERFECTIVELY
Per*fec"tive*ly, adv.

Defn: In a perfective manner.