Sentence:  His religious beliefs provide him with plausible explanations for many conditions which cause him great concern , and his religious faith makes possible fortitude , equanimity , and consolation , enabling him to endure <WSD>colossal</WSD> misfortune , fear , frustration , uncertainty , suffering , evil , and danger . 
Meaning of the word marked with <WSD> tags:  so great in size or force or extent as to elicit awe