討論關於 confidence 相關的話題便是寫作和口說的熱門題目。例如：描述自己靠自信心克服困難等。
更重要的是，在 TOEFL/IELTS 的閱讀理解部分，confidence 一字就會依照文章的前後文 (context) 差異而考不同詞性與釋義之題目。
例如 A Having toiled through multiple study sessions with his research group, Adam was absolutely confident in his abilities to ace the upcoming examination. ，其中 confident 便是考形容詞形式。參照〈釋義A ▶ 例1〉
而在 Howard’s confidence in succeeding was crippled by his mistake of choosing a task he lacked the ability and experience to excel in.，便是考 confidence 的名詞形式了。這樣的題目可能轉變成選擇或填充題，讓考生依照句子前後文意來選擇或填入適當詞性的用字。參照〈釋義A ▶ 例2〉
釋義A a feeling of certainty stemming from the belief in oneself and one’s power or abilities 自信；把握
例1 ▶ Having toiled through multiple study sessions with his research group, Adam was absolutely confident in his abilities to ace the upcoming examination.
例2 ▶ Howard’s confidence in succeeding was crippled by his mistake of choosing a task he lacked the ability and experience to excel in.
釋義B the feeling or belief that one can trust or rely on someone or something fully 信賴；信任
例3 ▶ We will book an earlier afternoon flight despite our plans in the morning, because we have full confidence that the airport express train will allow us to arrive on time.
例4 ▶ Although I have not personally tested the nutritional benefits of the new almond-based beverage, I have confidence in the many labs who have already done their own research.
釋義C the telling of private or secretive matters imparted with absolute trust 秘密的／信賴的告知
例5 ▶ The billionaire felt it necessary to share, in confidence, many details of his failed marriage with his divorce lawyer, as these factors would undoubtedly come to light throughout the later proceedings.
例6 ▶ Although doctor-patient confidentiality allows patients to communicate with their physicians in confidence, these conversations may be discovered later by others, forming the basis for medical malpractice suits.
Other “Confidence” Phrases
釋義D to give a vote of confidence 投信任票、支持贊同之意
例7 ▶ We’ve been friends for such a long time. Although I’ve never worked with you personally, I’ll give you a vote of confidence this time and hope for your success.
例8 ▶ Dialog
A: I’m unsure about this competition. I don’t think I’m ready ...
B: You’ve got this! Give it your best – I’m sure you’ll do great!
A: Thanks for the vote of confidence ...