ipse dixit /ipˈsē dikˈsit or ipˈse dēkˈsit/

1. He himself said it
2. A dogmatic pronouncement
3. Dictum

• unfading
• unfadingly
• unfadingness
• unfadingnesses
• unfailing
• unfailingly
• unfair
• unfaired
• unfairer
• unfairest
• unfairing
• unfairly
• unfairness
• unfairnesses
• unfairs
• unfaith
• unfaithful
• unfaithfully
• unfaithfulness
• unfaithfulnesses
• unfaiths
• unfallen
• unfallible
• unfaltering
• unfalteringly