Basic Guidelines For English Spellings
READ THESE ARTICLES
See US English definition of serious
See UK English definition of serious
See Spanish definition of serio
1‘he had a serious expression on his face’
light-hearted, cheerful, jovial
2‘we have some serious decisions to make’
trivial, unimportant
3‘the president should give serious consideration to this advice’
superficial
4‘a serious play about Art and Life’
light, lowbrow, populist
5‘four of the victims received serious injuries’
minor, negligible
6‘is the government serious about developing decent employment opportunities for women?’
uncommitted, half-hearted, flippant
7‘she spends serious sums of money’
paltry, trifling