Helena took a "cursory" glance at the study material.

Answer: Hasty

Cursory comes from the Latin carrere, meaning “to run.”

Cynthia had some "trepidation" when it came to her new job.

Answer: Fear

Now used to describe fear and apprehension, trepidation originally referred to a trembling motion.

Answer: Sly

Furtive can describe something done in a secretive way or the appearance of stealth.

Answer: Was indecisive

Dither can be traced back to a Middle English word meaning “to tremble, shiver.”

Answer: Boredom

Ennui comes from the same French word as annoy and typically refers to boredom that occurs during a period of easy living.