Seven letter words change one or two letter to make a new word

elastic

castles

airless

Andress

http://imgc.allpostersimages.com/images/P-473-488-90/67/6718/Q9LA100Z/posters/dr-no-ursula-andress-1962.jpg

undress

stunner

spanner

spartan

partial

martial

militia

limited

melting

gelding

English

sleight

weights

heights

flights

stifles