Select the word that fits the analogy:

Do : Undo ∷ Trust :

Analogy Breakdown: Do vs. Undo

The first part of the analogy presents the pair "Do" and "Undo". The relationship here is one of opposites or antonyms. "Undo" represents the reversal or negation of the action "Do". For example, if you "do" a task, you can later "undo" it.

Finding the Opposite of Trust

The second part of the analogy requires finding a word that has the same relationship with "Trust" as "Undo" has with "Do". We need to find the opposite or antonym of "Trust". Let's examine the options:

- Entrust: This means to confidently assign someone a responsibility or task. It's related to trust but is not its opposite.
- Intrust: Similar to entrust, often used interchangeably. It does not mean the opposite of trust.
- Distrust: This means to doubt the reliability or truth of someone or something; to lack confidence. This is the direct opposite of "Trust".
- Untrust: This word is not standard English. The correct prefix to form the opposite of "trust" is "dis-".

Conclusion: Why Distrust Fits

Based on the analysis, "Distrust" is the word that accurately represents the opposite of "Trust", mirroring the relationship between "Do" and "Undo". Therefore, the completed analogy is: Do : Undo :: Trust : Distrust.