COLLOCATIONS
compact car, compact disc, social compact, compact soil
WORD FORMSPast: compacted | Past participle: compacted | Gerund: compacting | Plural: compactsUSAGE NOTES
When used as an adjective, the stress is usually on the first syllable (/ˈkɒmpækt/). When used as a verb, the stress is on the second syllable (/kəmˈpækt/).