Synonyms of 'build-up'
a build-up of troops
a sharp increase in productivity
the development of the embryo
the unchecked growth of the country's population
the rapid expansion of private health insurance
There is insufficient space for the enlargement of the buildings.
a sudden escalation of unrest in the south-eastern region
an upsurge in oil prices
the intensification of violent rebel attacks
the augmentation of the army
a build-up of gases in the city's sewers
the build-up for the film
There was a lot of hype before the film came out.
The company spent a lot of money on advertising and promotion.
Much advance publicity was given to the talks.
The show was little more than a plug for her new film.
an elaborate puff for his magazine
a big ballyhoo in the press
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An accretion is an addition to something, usually one that has been added over a period of time.
The larger the animal, the greater the accretion of poison in the fat.
Accumulation is the collecting together of things over a period of time.
The rate of accumulation decreases with time.
Thesaurus for build-up from the Collins English Thesaurus
If you build up something or if it builds up , it gradually becomes bigger , for example because more is added to it.