In a trembling, quivering, or shaking manner. / In a timid, hesitant, or unconfident manner; betraying fear in the voice.

Trembling, tremulous.

(music) A mechanical component of a musical organ, designed to add vibration to the sounds produced by the instrument.

plural of tremulant

Alternative form of tremulant

Trembling, quivering, or shaking. / Timid, hesitant; lacking confidence.

The property of being tremulous.

Third-person singular simple present indicative form of tremulate

plural of tremulation

present participle of tremulate