The spelling of the word "nativitys" is incorrect. The correct spelling is "nativities" (/nəˈtɪvətiz/). This word refers to the birth of Jesus Christ, and can also mean the depiction or celebration of his birth. The -ities suffix signifies plurality, which is why it should not be spelled with a -y at the end. Proper spelling is essential for effective communication and avoiding confusion, so it is important to double-check before submitting any written work.
The word "nativitys" is a plural noun form derived from the word "nativity". The etymology of "nativity" can be traced back to the Latin word "nativitas" which means "birth" or "origin". It is derived from the past participle form of the Latin verb "nasci", meaning "to be born". In English, "nativity" refers to the birth of Jesus Christ as well as the celebration of his birth on Christmas. "Nativitys" would be the plural form of this word, typically used to refer to multiple nativity scenes or multiple instances of the celebration of Christ's birth. However, it should be noted that "nativities" is the more commonly used plural form in contemporary English.