1.
If someone’s behaviour or action is ~, it is not sensible and shows a lack of good judgment.
It would be ~ to raise hopes unnecessarily...
It is ~ to risk skin cancer.
ADJ: oft it v-link ADJ to-inf
~ly
He admitted that he had acted ~ly.
ADV: usu ADV with v
~ness
They don’t accept any ~ness when it comes to spending money.
N-UNCOUNT
2.
If you look or feel ~, you look or feel so silly or ridiculous that people are likely to laugh at you.
I didn’t want him to look ~ and be laughed at.
= ridiculous
ADJ: usu v-link ADJ
~ly
He saw me standing there, grinning ~ly at him.
ADV: ADV after v