N on n
The 'effect' group
These nouns refer to power, influence, or an effect.
He is someone who is very aware of his appearance and its effect on people.
Britain's biggest trade union warned yesterday it would not release its grip on the Labour Party without a fight.
Bearing, effect, grip, hold, impact, and influence are sometimes followed by upon instead of on.
bearing effect grip hold impact influence monopoly stranglehold toehold
His influence upon me was enormous.
Influence refers to a person or thing that has influence. There is usually an adjective before the noun.
She thought Jenny was a bad influence on Mary.