buildup

1 ENTRIES FOUND:
buildup /ˈbɪldˌʌp/ noun
plural buildups
buildup
/ˈbɪldˌʌp/
noun
plural buildups
Britannica Dictionary definition of BUILDUP
1 
: an increase in something that occurs as time passes
[count]
— often + of
[noncount]
2 
: things that are said to cause people to feel excited about something (such as a future event) or someone (such as a performer)
[noncount]
[count]
3 
[noncount] : a series of things that lead to an important event or occurrence — + to