inertia
🇺🇸
/ɪˈnɜːrʃə/
🇬🇧
/ɪˈnɜːʃə/
not wanting to move or change
My inertia kept me from starting my homework.
a thing's tendency to stay still or keep moving unless a force acts on it
The car's inertia kept it moving forward after the engine stopped.