Correct spelling, explanation: the word majestic derives from Latin, in which it had the form majestatem and was a noun with the meaning of dignity, honor, something great and excellent. In the past majestic was mainly used to describe things connected with kings or queens. Today it’s also like that, but the meaning of majestic has extended and it is also used to describe magnificent things of any kind.

Definition of majestic:
1. adjective – something magnificent, powerful, or beautiful;
Her majestic voice impressed the jury at once and everybody knew that she would be the winner.

Expressions with majestic:
Majestic is usually used to describe something splendid so it often appears in such expressions as: majestic castle, majestic view, and majestic river.
The town itself is nothing special, but what attracts the tourists is the majestic castle, which is truly impressive.
I couldn’t believe my eyes when I saw the majestic view of the canyon.
The whole region is still wild and unexplored, but what I liked the most was the majestic river that flows through the whole country.

Incorrect spelling, explanation: a common mistake made in the spelling of majestic is to use the -g letter instead of the -j letter, which results in magestic and is a mistake. It’s probably the consequence of the pronunciation of majestic as indeed the -g letter often corresponds to the dʒ sound. In this case, however, the only correct spelling is majestic.