Q: Form the shortest list of six-letter words in which each word in the list has as its second, fourth, and sixth letters the first, third, and fifth letters of the preceding word, and in which each letter of the alphabet appears.

A

squark

quawks

unwise

nailer

aflare

frames

ramose

apogee

peghed

ethide

toilet

oblate

braves

revest

ejects

jocose

ozoner

zonary

oxalyl

xylols

20 words.

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