You can use "Battlefield".
cornfield
backfield
minefield
snowfield
infield
midfield
hayfield
airfield
outfield
The compound word that ends in "look" is "outlook."
One compound word ending with by is......... Driveby!
Field
Endpoint.
bloodbank
buckeye
bookseller
snowflake
hotub
whiteboard
underage
basketballbaseballblackballbutterballdirtballeyeballfootballmeatballsnowballspitballfireballgoofballgumballhighballvolleyball