(idiomatic) Of two or more things, having little difference of any significance between them.

Large size or bulk; bigness; size; magnitude (large or small). / Greatness in quantity, number, amount, or degree.

plural of muchness

A large amount of. / (in combinations such as 'as much', 'this much') Used to indicate, demonstrate or compare the quantity of something. / (now archaic or nonstandard) A great number of; many (people).

(obsolete) Large, great. / (obsolete) Long in duration.

A large amount or great extent.

To a great extent. / Often; frequently. / (in combinations such as 'as much', 'this much') Used to indicate or compare extent. / (obsolete) Almost.

Misspelling of too much.

As much as; however much; although; even though. / Largely in the same way as.

precisely that / Used other than figuratively or idiomatically: see as, much.