What is meant by the term "formal" in this question? In American English, the word reason is both a noun (the cause or basis of something) and a verb (to think in a logical manner). Neither of them has any special sense of formality, if that's what is being asked.
Formal is not a compound word.
No, formal is an adjective, the adverb is formally.
Informal? semi-formal
Formal is an adjective.
Another word for a formal speech is an oration or a discourse.
A formal disapproval is a reprimand.
yes
Yes, "aloof" is considered a formal word. It is often used to describe someone who is emotionally distant or detached in social situations.
"Occur" would work, however, happen is appropriate in most situations.
i wore my formal inside the house
The word 'formal' is a noun form as a word for a a gown, a dance, or other occasion that is considered fancy or ceremonial. The noun forms of the adjective 'formal' are formalness and formality.
response