trepidations

plural of trepidation

(countable, uncountable) Anxiety over the uncertain future or possible ill-occurrence.
(countable, uncountable) An involuntary trembling, sometimes an effect of paralysis, but usually caused by terror or fear.
(countable, obsolete, uncountable) 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.