amazing

beautiful, awesome

caused by a compulsion

driving, obsessive

causing strong feelings of pleasure, interest etc

inspiring, exhilarating

planned on an impressive scale (often foolishly)

theatrical, extravagant

(of alcoholic drink) having quick effect on the senses; (e.g. of sudden success) having an exciting effect

thrilling, intoxicating

making a strong impression because of size, character, appearance

impressive

that cannot be defined or put in words

unspeakable

that cannot be put into words

unspeakable

insurmountable

impassable

(of difficulties etc) too large or serious to oppose, deal with, successfully

impossible

too strong, convincing, delightful etc to be resisted

compelling; inescapable

unbelievable

amazing, intense

amazingly good

wonderful, amazing

that cannot be expressed or described in words

very bad; beyond description