IMPASSIONATE
Im*pas"sion*ate, a. Etym: [Pref. im- not + passionate.]

Defn: Without passion or feeling. Burton.

IMPASSIONED
Im*pas"sioned, p. p. & a.

Defn: Actuated or characterized by passion or zeal; showing warmth of feeling; ardent; animated; excited; as, an impassioned orator or discourse.

IMPASSIVE
Im*pas"sive, a.

Defn: Not susceptible of pain or suffering; apathetic; impassible;
unmoved.
Impassive as the marble in the quarry. De Quincey.
On the impassive ice the lightings play. Pope.
— Im*pas"sive*ly, adv.
— Im*pas"sive*ness, n.

IMPASSIVITY
Im`pas*siv"i*ty, n.

Defn: The quality of being insusceptible of feeling, pain, or suffering; impassiveness.

IMPASTATION
Im`pas*ta"tion, n. Etym: [F. See Impaste.]

Defn: The act of making into paste; that which is formed into a paste or mixture; specifically, a combination of different substances by means of cements.