Undemonstrative

a. [UN-¹ 7.]

  1.  Not given to, or characterized by, outward expression (of the feelings, etc.).

1846.  Edin. Rev., Jan., 48. That type of an undemonstrative English woman, Cordelia.

1847.  C. Brontë, Jane Eyre, xxix. ‘You shall,’ repeated Mary, in the tone of undemonstrative sincerity which seemed natural to her.

1880.  Mrs. Rollins, New Eng. Bygones (1883), 87. Repulsive spectacles … on the surface of its pure, calm, undemonstrative life.

  2.  Gram. (Cf. DEMONSTRATIVE a. 3.)

1871.  Earle, Philol. Eng. Tongue, 457. Two or three very undemonstrative conjunctions, such as if, but, for, that, &c.

  Hence Undemonstratively adv.; -iveness.

1858.  Miss Mulock, Th. ab. Wom., 167. Its total absence of sentimentality, its undemonstrativeness, depth, and power.

1864.  W. Hanna, Earlier Years our Lord’s Life, vi. 133. Living so naturally, unostentatiously, undemonstratively.