Which of these words is synonymous with 'apprehension' and often linked with depression?

The word 'angst' is synonymous with 'apprehension' and is often associated with feelings of anxiety and unease, which can be closely linked to depression. 'Angst' conveys a deep-seated emotional discomfort or dread, typically reflecting an ongoing state of concern or existential worry. This aligns with the nature of apprehension, which involves a sense of fear or anxiety about a potential future event.

In contrast, the other choices present more positive or unrelated feelings. 'Delight' represents joy and happiness, which is the opposite of apprehension. 'Confidence' suggests certainty and assurance, contrasting the uncertainty that apprehension entails. Similarly, 'optimism' embodies a hopeful and positive outlook toward the future, whereas apprehension implies worry and negative expectations. Thus, 'angst' effectively captures the essence of apprehension, especially in the context of its relation to depressive feelings.