3. To quaver or shake, as sound; to be tremulous; as the voice trembles.

TREMBLE
Trem"ble, n.

Defn: An involuntary shaking or quivering.
I am all of a tremble when I think of it. W. Black.

TREMBLER
Trem"bler, n.

Defn: One who trembles.

TREMBLING
Trem"bling, a.

Defn: Shaking; tottering; quivering.
— Trem"bling*ly, adv. Trembling poplar (Bot.), the aspen.

TREMELLA Tre*mel"la, n. Etym: [NL., fr. L. tremere, to tremble: cf. It. tremella, F. tremelle.] (Bot.)

Defn: A genus of gelatinous fungi found in moist grounds.

TREMENDOUS Tre*men"dous, a. Etym: [L. tremendus that is to be trembled at, fearful, fr. tremere to tremble. See Tremble.]