- A fearful state; a state of concern or hesitation.
- Synonyms: agitation, apprehension, consternation, fear, hesitation, worry
- I decided, with considerable trepidation, to let him drive my car without me.
- 1929, M. Barnard Eldershaw, A House Is Built, Chapter VII, Section vi
- She opened the drawing-room door in trepidation. Would she find Esther drowned with her head in the goldfish bowl, or hanged from the chandelier by her stay-lace?
- An involuntary trembling, sometimes an effect of paralysis, but usually caused by terror or fear; quaking; quivering.
- (astronomy, obsolete) A libration of the starry sphere in the Ptolemaic system; a motion ascribed to the firmament, to account for certain small changes in the position of the ecliptic and of the stars.
- French: inquiétude, crainte, appréhension
- German: Beklommenheit, Angst
- Italian: trepidazione, timore, preoccupazione, insicurezza, dubbio, incertezza, apprensione
- Portuguese: trepidação, ansiedade, receio, tremor, perturbação, tremura, agitação, apreensão
- Russian: беспоко́йство
- Spanish: preocupación, duda, aprensión, ansiedad, inquietud, desazón, azoramiento, trepidación