seller
The possessive form of "seller" is "seller's."
There is NO direct opposite for the word shopkeeper. But if you think of a shopkeeper as a seller or business person selling wares, then the opposites would be a buyer or customer.
an open-plan office
The seller of a franchise is called a 'franchisor'.
The compound word that ends in "look" is "outlook."
One compound word ending with by is......... Driveby!
Endpoint.
hotub
whiteboard
snowflake
buckeye
rowboat
bloodbank
basketballbaseballblackballbutterballdirtballeyeballfootballmeatballsnowballspitballfireballgoofballgumballhighballvolleyball
underage
Compound words that ends in stool: barstool,faldstool, footstool and toadstool.