What love, [hatred and envy] are lost?
Rashi: His love of folly and scoffing, his hate of Da'as, and the Kin'ah that they angered Hashem with their deeds.
Ibn Ezra: The love, hatred and envy that they had in this world, they have no place in the world to come.
Rashbam: They love that they had for people, their hatred of some people and envy of others, they are lost, for they died and "Nishkach Zichram" (5).
R. Avigdor: [The lovers of the false Mashi'ach], their love of sin, hatred of Hashem and Kin'ah that they angered Hashem.
Seforno: The memory of what happened in their lives is lost. They have no spiritual power to remember; they cannot enjoy or be pained due to memory of what was.
Metzudas David: From now, there is no benefit if they will love Da'as, hate evil and have Kin'as Hashem to be angry at those who transgress His will.
What do we learn from "v'Chelek Ein Lahem Od
Rashi: The merit of a son or daughter will not help Resha'im who served idolatry, and they have no Kaparah after death.
Ri Kara: They have no share in all that they toiled in this world for the sake of this world.
R. Avigdor: All lovers [of the false Mashi'ach] have no share in the world to come.
Seforno: They have no more natural or spiritual life to feel pain or pleasure, and they need not strive to attain or flee from anything.
Metzudas David: The have no share in anything done in this world.