Sadly, there are no eight letter words that contain all the letters "reanpart" in the official Scrabble dictionary.
abrogate
incubateimmolateirritateinsulateintimateinscribe
The word sabotage is a eight letter word.
Those letters will make the word 'stolen', but you can't make an eight letter word with six letters.
needless
delegate
goverment
resistor
briefing
entrance, estrange
What 8 letters word in sports ends with the letter e
antelope