noun
ADJECTIVE
▪ chronic , serious , severe
▪ increased , increasing
▪ highway ( AmE ), road , traffic
▪
the nation's dependence on cars and the resulting highway ~
▪
Parking near the school causes severe traffic ~.
▪ downtown ( AmE ), urban
▪
a study of downtown traffic ~
▪ Internet , network
▪
Engineers are hoping network ~ will become a thing of the past.
▪ chest , nasal
VERB + CONGESTION
▪ cause , lead to
▪ alleviate , avoid , ease , minimize , reduce , relieve
▪
measures to ease the increasing ~ in Hong Kong
▪ increase , worsen
CONGESTION + NOUN
▪ charge , pricing (both BrE )