ADJ
- gradual, slow
- steady
- rapid
- massive
VERB + BUILD-UP
- cause, lead to
- The leak led to a slow build-up of carbon dioxide
- avoid, prevent
PREP
- during/in the ~
- ~ of
ADJ
- pre-match, pre-trial, etc.
PREP
- ~ to
- Tension is mounting in the build-up to the elections
