tremendous
adj.adj. very great in amount, scale, or intensity. You use it to describe something that is much larger or better than usual.
adj. extraordinarily large in size, amount, or intensity; also used to express high approval or excellence. While historically associated with causing terror, modern usage is almost exclusively intensive or laudatory.
The new library was built at a tremendous cost.
The team put in a tremendous effort to finish the project before the holiday weekend.
Despite the tremendous pressure from the board of directors, the CEO refused to compromise on the company's environmental standards.
Adapted borrowing of Latin tremendus (“fearful, terrible”, gerundive of tremō (“to tremble”)) + -ous. Doublet of tremend.
Typically used as an attributive adjective before a noun to intensify its meaning.