There is no 7-letter anagram for NUCKLEI, but there are 6-letter words "nickel", "unlike" and "nuclei".
docket
The letters spell the word calked. They also spell the word lacked.
tock
The letters k, a, r, i, v, e, t can be unjumbled to spell the word "vintage."
You can spell tinkle with those letters.
The letters spell the word checkmate. It is a chess word that means a check from which a king cannot escape.
These letters could be rearranged to spell the word 'banker'.
You can spell the following 7 lettered words with the letters 'pevctzrkfhpi':ChipperPitcherThicker
Parakeet
kyoaes
The letters spell the word effects. The word uses all seven letters.
The letters spell teamwork. The letters spell workmate.