We got into a fight over a trivial thing.
A minor mistake turned into a big problem.
pre-noun adjectival
considerable; quite a; decent
Indicates something more than expected, often positive: a fair amount, a proper or respectable degree. Common with nouns like 距離, 金額, 人, 料理.
See also: ちょっと
It's quite a distance to the station.
He's quite a cook.