reallot vs lot

reallot is not a noun while lot is a noun.

Word	Noun	Adjective	Verb	Adverb
reallot	No	No	Yes	No
lot	Yes	No	Yes	No

As verbs, lot is a hypernym of reallot; that is, lot is a word with a broader meaning than reallot:

reallot (noun)	lot (noun)
	anything (straws or pebbles etc.) taken or chosen at random
	an unofficial association of people or groups
	any collection in its entirety
	a parcel of land having fixed boundaries
	(often followed by `of') a large number or amount or extent
	your overall circumstances or condition in life (including everything that happens to you)

reallot (verb)	lot (verb)
allot again	administer or bestow, as in small portions
	divide into lots, as of land, for example