Unreliable Sources

adjective describing something that is unbelievable or difficult to accept

preposition connecting the words 'not' and 'to be believed', indicating the relationship between them

• The information provided in the report is not to be believed until further verification is conducted.
• Don't trust everything you hear about that gossip, it's not to be believed.
• That story is so wild, it's not to be believed!
• His excuses for being late were so ridiculous, they were not to be believed.

adjective describes something that lacks authority or credibility

• The information provided in the unauthoritative report cannot be relied upon.
• Don't trust that unauthoritative source, they often get things wrong.
• That unauthoritative website is full of fake news.
• His unauthoritative demeanor made it hard for others to take him seriously.