The Word is:”what”
what
/wɒt/
pronoun
pronoun: what
1. asking for information specifying something.
“what is your name?”
asking for repetition of something not heard or confirmation of something not understood.
“what? I can’t hear you”
“what? I can’t hear you”
2. the thing or things that (used in specifying something).
“what we need is a commitment”
(referring to the whole of an amount) whatever.
“I want to do what I can to make a difference”
“I want to do what I can to make a difference”
3. (in exclamations) emphasizing something surprising or remarkable.
“what some people do for a crust!”
determiner
determiner: what
1. asking for information specifying something.
“what time is it?”
2. (referring to the whole of an amount) whatever.
“he had been robbed of what little money he had”
“he had been robbed of what little money he had”
3. (in exclamations) how great or remarkable.
“what luck!”
“what luck!”
adverb
adverb: what
1. to what extent?
“what does it matter?”
2. used to indicate an estimate or approximation.
“see you, what, about four?”
3. informaldated
used for emphasis or to invite agreement.
“pretty poor show, what?”
“pretty poor show, what?”
Source credit: Google