Hard TOEFL Words - Group 7

[Esc] (1)
a. difficult to believe; incredible; skeptical

[Esc] (2)
a. diligent; hard-working; busy and laborious

[Esc] (3)
n. stimulation of the mind or emotions to a high level of feeling or activity

[Esc] (4)
n. rebellion, revolt; a state of being insurgent

[Esc] (5)
n. ability to learn and reason; ability to think abstractly or profoundly

[Esc] (6)
a. attractive; tempting

[Esc] (7)
n. decision; appraisal

[Esc] (8)
n. act of positioning close together; side-by-side position

[Esc] (9)
a. demanding much work or care; tedious

[Esc] (10)
n. a large continuous extent of land