friction

1 ENTRIES FOUND:
friction /ˈfrɪkʃən/ noun
friction
/ˈfrɪkʃən/
noun
Britannica Dictionary definition of FRICTION
[noncount]
1 
a  : the act of rubbing one thing against another
b  : the force that causes a moving object to slow down when it is touching another object
2 
: disagreement or tension between people or groups of people

— frictional

/ˈfrɪkʃənl̟/ adjective, technical

— frictionless

/ˈfrɪkʃənləs/ adjective