In a different manner; variously.
Essential is a word that has a similar meaning to necessary but is spelled differently.
No, it is not a preposition. The word differently is an adverb (meaning in a way that is not the same).
the meaning of a brain teaser is to make you think differently
In another way, differently.
No they do not, it has the same meaning but spelt differently.
Add E before R to correctly spell differently, meaning in another way or form.
Figurative
A homograph of the word "record" is when it is pronounced differently to represent two different meanings. For example, "record" can be pronounced differently as a noun meaning an account of an event or as a verb meaning to capture or document.
homophone
what do u call a word that is spelled differently but has the same meaning
Your question is incoherent.
Noah is spelled differently in various languages, but it only has meaning in Hebrew. No'akh (???) means "comfort".