Don't if you'll like this or not but how about
having two words to start with and you have to change one of the words for another which will still go with the other.
Hope that makes sense. Example
street corner
you could then have
street lamp
or
corner shop
So to start,
life...........line
school master
school bus
bus stop
bus stop
stop sign
full stop
full stop
stop start
start again
start again....
quick start
quick sand
Quick Sand
Sand Castle
sand castle (we've been here)
sand storm
sand storm
storm warning
warning signs
warning signs
flood warning
flood gates
flood gates
pearly gates
pearly teeth
pearly teeth
false teeth
false promises
false promises
false hope
false hope
lies
lies?.... Healthoption
false hope
false dawn
false dawn
dawn chorus
dawn chorus
chorus line
chorus line
pipe line
pipe line
wind pipe
wind pipe
wind break
wind break
coffee break
coffee break
coffee bean
bean stalk
bean stalk
bean sprout