Complete the sentence with the appropriate word from the spelling list. This here sentence are not .

curiosity an inquisitive interest in something; a desire to know
deceive to be false to; to cheat; to ensnare
definite having distinct or certain limits; free of uncertainty
desperate having lost hope
dinosaurs a group of extinct, terrestrial carnivorous or herbivorous reptiles
discipline training that corrects, molds, or perfects the moral character; punishment
dissatisfied displeased
doesn't not perform, not execute; contraction for does not
embarrass to cause to experience a state of self-conscious distress
environment the circumstances, objects, or conditions by which one is surrounded
exaggerate to enlarge beyond the bounds of truth
grammatical conforming to the rules of syntax
misspelled written with incorrect letters or letter order
necessary essential, required
niece a daughter of one's brother or sister
ninth between the eighth and tenth
nowadays at the present time
occurrence the action or process of happening
omission something neglected or left undone
optimistic anticipating the best possible outcome
parallel extending in the same direction, equidistant, without touching
perceive to become aware of through the senses
sophomore a second year student in an American high school or four year college
strength capacity of exertion or endurance
tendency being prone to a particular kind of thought or action
unnecessary not essential, not required
usually normally, ordinarily
vacuum a device to clean carpets