All terms in this list:

dainty: Delicately small and pretty.

discomfort: Mental or bodily distress.

linger: To stay or remain.

discourage: To take away or reduce the courage of.

earnest: Ardent in the pursuit of an object; eager to obtain or do; zealous with sincerity; with hearty endeavour; heartfelt; fervent; hearty; -- used in a good sense; as, earnest prayers.

inhale: To draw air into the lungs, through the nose or mouth by action of the diaphragm.

requirement: A necessity or prerequisite; something required or obligatory.

vacuum: A region of space that contains no matter.

vault: An arched structure of masonry, forming a ceiling or canopy.

regulate: To control or direct according to rule, principle, or law.

aquire: Common misspelling of acquire.

conceal: To hide something from view or from public knowledge, to try to keep something secret.

disguise: The appearance of something on the outside which masks what's beneath.

gasp: A short, sudden intake of breath.

hibernate: (computing) To enter a standby state which conserves power without losing the contents of memory.

imitate: To follow as a model or a pattern; to make a copy, counterpart or semblance of.

portion: An allocated amount.

imposter: Someone who attempts to deceive by using an assumed name or identity or other devious disguise.

reference: A relation between objects in which one object designates, or acts as a means by which to connect to or link to, another object.

terminal: A building in an airport where passengers transfer from ground transportation to the facilities that allow them to board airplanes.