apprehension

noun

Anxiety or fear that something bad or unpleasant will happen.

SYNONYMS

agitationalarmangstanxietyconcernconsternationdisquietdreadedginessfearfearfulnessfidgetinesshorrormisgivingnervesnervousnesspanicperturbationrestlessnessshocktensionterrortrepidationuneaseuneasinessworry