Crazy
Part of speech: adjective
Definition: insane, demented out of control overly excited or enthusiastic filled with foolish or unreasoned affection
Part of speech: adverb
Definition: Very, extremely.
Part of speech: noun
Definition: an insane or eccentric person; a crackpot
Example sentence: Some people hear their own inner voices with great clearness. And they live by what they hear. Such people become crazy... or they become legend.
Enthusiastic
Part of speech: adjective
Definition: With zealous fervor; excited, motivated
Example sentence: Education is a shared commitment between dedicated teachers, motivated students and enthusiastic parents with high expectations.