Here are the possible solutions for they have no lines clue
Answer
Clue
Relevancy
newt
Clue
Gingrich who said "females have biological problems staying in a ditch for thirty days because they get infections and they don't have upper body strength"
Definition
a tailed amphibian of the salamander family, also EWT
deeds
Clue
They have property lines?
They have property lines
Definition
DEED, to transfer by a legal document
extras
Clue
They have no lines
Definition
EXTRA, something additional
jokes
Clue
They have punch lines
Definition
JOKE, to say something amusing
lanelanehighways
Clue
They might have broken yellow lines on them
metros
Clue
They often have red lines
Definition
METRO, an urban railway system running wholly or partly underground
