friction noun

1 disagreement between people/groups

ADJ. considerable, serious | increasing | constant I'm exhausted from the constant friction between my boss and my colleagues.

VERB + FRICTION cause, create, generate, lead to, produce His decision led to considerable friction in his family. | prevent

PREP. ~ between friction between neighbours | ~ with Her requests for time off created friction with her boss.

PHRASES a cause/source of friction

2 rubbing of one thing against another

VERB + FRICTION cause, generate, produce Rubbing the stones together produces friction. | reduce