nonce word (noun)

1. In the science fiction novel, the author introduced a nonce word 'threep' to refer to a three-legged humanoid alien species.

2. The cartoon show featured a character who spoke only in nonce words, creating a unique and comical language for children to enjoy.

3. Within the fantasy realm, the wizard cast a spell using a nonce word 'magiqlore' which could only be deciphered by those skilled in ancient magic.

4. During the religious ceremony, the priest used a nonce word 'shalomnanda' to convey a divine blessing to the congregation.