Final answer:
Among the provided groups of words, 'confident', 'adventurous', 'give up', and 'breakthrough' are the words that each have a different meaning than the others in their respective groups. They stand out as either possessing a contrasting context or an unrelated significance compared to the common themes shared by the remaining words.
Step-by-step explanation:
The task is to identify which word among each group has a different meaning from the others. For the provided sets, we need to determine the word that does not fit the shared theme or context. In each of these examples, the majority of the words suggest a similar attribute or condition, while one stands out as different due to its contrasting or unrelated significance.
- Confident, self-conscious, strong-willed
- Cautious, adventurous, weak, undetermined
- Struggle, persevere, give up, try hard
- Hardship, downfall, breakthrough, setback
By analyzing these word groups, it becomes evident that the words highlighted in bold represent the outliers with significantly different meanings compared to the other words in their respective lists.