イッタイ
Meanings
Adverb
1. (what) the heck; (why) in the world; (who) on earth
before an interrogative, forms an emphatic question
Noun
2. one object; one body; unity
3. one form; one style
4. one Buddhist image (or carving, etc.)
Adverb
Noun
5. generally; in general
Pitch accent
ッタイ
Used in vocabulary (14 in total)
(feeling of) identification; sense of unity
unification; integration
... the heck (e.g. "what the heck?"); ... in the world (e.g. "why in the world?"); ... on earth (e.g. "who on earth?")
Examples (24 in total)
What on earth are you trying to say?
What in the world are you doing?
What in the world is this?