The term "most shuddering" denotes an overwhelming sense of fear or terror. Some antonyms that provide a sense of relief or comfort include "calm," "tranquil," "serene," "peaceful," "relaxing," and "soothing." These words suggest a state of mind that is free from anxiety or apprehension. Other antonyms that offer a sense of safety or security include "protected," "guarded," "shielded," "secure," "fortified," and "defended." These terms imply being in a position that minimizes danger, risk, or harm. The use of antonyms helps one to understand the contrast between the emotional and psychological states of being that can arise in different situations.