The boy was acting foolish around his friends.
A man taking a poll asked me who my favorite candidate was; what a foolish notion! Prior to the 15th century, many scientists dismissed a rotating Earth as a foolish notion.
Foolish means "not wise", "silly", or even "ignorant." It is a word that is frequently used as a synonym for stupid. "Olivia's foolish answer made her blush with shame." "John felt foolish when he missed the point of the question."
He was foolish enough to burn that down.
NO
The foolish boy sat outside the principal's office awaiting the consequences of his actions.
She made him look foolish with her witty retort, leaving him speechless and gawking.
No, a sentence can begin with any kind of word. The first letter of a sentence is always capitalized to mark the start of the individual sentence, not because the word is a proper noun.
Their is a word of possesion. Ex: That is Their ball.
The word 'foolish' is an adjective, a word used to describe a noun.The noun form of the adjective 'foolish' is foolishness.The word 'foolish' is the adjective form of the noun fool.
No, the word basketball is not a proper noun and so it does not get capitalized in a sentence unless it is the first word of that sentence.
Not if it is to be a proper sentence.
NEVER