habitation
Habitation
Habitation
Habitation
Habitation
Habitation
Rotation radiation
RELATION
awn, ban, con, don, eon, fin, fan, gun, hen, ion, Jan, kin, Lon, man, nun, own, pun, run, ran, sun, tun, urn, van, win, yen, Zen
borate ion
ion onion
habitation
Populat ion
communion
habitation
Transportation.
Population
One such word is mansion.
Transportation
Competition
A fourteen (14) letter word that ends with ion or tion: administration
fusion
Zion, Lion, Pavillion...