What Are Their Main Differences?
The key difference between 'most' and 'much' relies on what they refer to. 'Much' refers to a large amount, while 'most' refers to the largest quantity (amount and number).
What Types of Nouns Are Used after Much and Most?
is followed by singular uncountable nouns.
They didn't have
I don't have
Our aunt doesn't have
is followed by uncountable and countable nouns.
I have invested
What If a Noun Phrase or Pronoun Is Used after Them?
Whenever we have a noun phrase or pronoun after 'most' and 'much', they must follow 'of'.