We found 2 dictionaries that define the word unsubstantiating:

General (2 matching dictionaries)

1. unsubstantiating: Merriam-Webster
2. unsubstantiating: Wiktionary

▸ Words similar to unsubstantiating ▸ Usage examples for unsubstantiating ▸ Idioms related to unsubstantiating ▸ Wikipedia articles (New!) ▸ Words that often appear near unsubstantiating ▸ Rhymes of unsubstantiating ▸ Invented words related to unsubstantiating