It resembles comparable established usages, but has never been found in a text. In English, assumptions that rage is part of outrage have affected the use and meaning of the word, and as a result the reinterpretation of outrage as out and rage together has become a factor in the 'story' of the word. As a result, although the sound and look of outrage are not helpful in deciding its origin, they are relevant in a consideration of current meaning and use.
Time is different in everyday word-formation.
The Oxford Companion to the English Language 2. Etymology The Oxford Companion to the English Language 3. The Oxford Companion to the English Language 4. The Oxford Companion to the English Language 5. All rights reserved.