The word is spelled as you have done in the question.
That is the correct spelling of the adverb "formally" (officially, or using proper form).
The word "formal" is spelled as f-o-r-m-a-l.
You did it f o r m a l
The correct spelling is "solemn" (serious, formal).
Answervotre, vos (formal) Answerton, tes (informal)
Most people use "incl." However, for formal writing, you should just spell it out. This is true of most abbreviations in formal language.
Americans spell "suggestion" with the letters S-U-G-G-E-S-T-I-O-N.
The most likely word is "introduction", a prelude, or making a formal meeting between strangers.
아니(informal) or 아니요(formal)
The correct spelling is "solemn" (serious, formal).
Δημήτρης Δημήτριος (formal)
To receive a formal request to attend a function is to be invited.
The correct spelling is tuxedo (formal wear, abbreviated tux)
Was machst du? --informal Was machen Sie? --formal
e tu (informal) e lei (formal)
The word referring to a formal event is spelt ceremony.
Did you spell it correctly? Betrothal is a formal state of engagement to be married. Historically betrothal was a formal contract, blessed or officiated by a religious authority
The likely word is the plural noun tuxedos(men's formal wear).
bajo tu/su encanto (informal/formal)
The two forms (familiar and formal) are tu eres usted está