My prefix you say in astonishment,
My infix within the prefix slightly smaller than a pie
My suffix is huge, or even enormous,
And here comes the end of the riddle.
Hint 1:
The tag 'mathematics' is there for a reason.
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Sign up to join this communityMy prefix you say in astonishment,
OMeGa!
My infix within the prefix slightly smaller than a pie
omega, because 2.7 is less than 3.1
My suffix is huge, or even enormous,
omega
And here comes the end of the riddle.
OMG + e + mega = omega, which is the end of the Greek alphabet, and a constituent of the title (and username)!
I will give it another try.
Is it
opifice?
Prefix
"Oh" or "o" is the sound one makes when surprised/astonished.
Infix
Pi is "smaller" (shorter) than Pie.
Suffix
Fice is and old word synonym to feist. Feist = Gross, which is big in German. Also it is a synonym of obese.
Is it
atrocity?
Prefix
Ah or a is the sound one makes when surprised/astonished.
Infix
Three is smaller than number Pi. Three sounds like "tree" which is close to "tro"
Suffix
Cities are bigger than villages or towns. Can be big/huge.