English UsageComparison guide

Be Shocked To Do vs. Shocked At Something

Cambridge directly records shocked + to-infinitive and shocked at + complement, supporting this narrow complement comparison.

Quick answer

Use “shocked to see/hear/discover…” when shock is followed by an infinitive event. Use “shocked at something” when the complement names the fact, result, or circumstance producing shock.

Key details

Confusion Familyverb-complement
Rule Familyverb-complementation
Termsshocked to do, shocked at something

Choose the right form

Decision table for Be Shocked To Do vs. Shocked At Something
Meaning / situationConstructionDecision
shock linked to seeing, hearing, learning, or discovering an eventshocked + to-infinitiveuse the infinitive event construction
shock caused by a named fact, result, degree, or circumstanceshocked at + noun phrase / complementuse “at” to identify the matter

Quick tests

Event-or-matter test

Are you presenting the shocking event through an infinitive or naming the fact/result that caused the reaction?

If yes: Use “shocked to + verb.”

If no: Use “shocked at + complement.”

Caveat: The guide compares directly documented patterns; it is not an exhaustive list of every preposition possible with “shocked.”

Examples

Example

We were shocked to discover the duplicate records.

The infinitive presents the discovery event.

Example

They were shocked at the size of the discrepancy.

“At” names the matter causing shock.

Example

She was shocked to see the result and shocked at how quickly it changed.

The two complement shapes serve different grammatical roles.

Further guidance

Core difference

Cambridge documents shocked + to-infinitive and shocked at + noun/clause as standard patterns.

Style Boundary

Use at for the thing, fact, or degree that causes shock; use to + base verb for an event or discovery expressed as an infinitive.

Sources and evidence

Sources are shown with the role they play in this guide. Historical or style-sensitive claims are kept within the evidence boundary described above.

  1. Shocked (opens in a new tab)Cambridge University Press · Direct learner-dictionary evidence for shocked + to-infinitive and shocked at + noun/clause.

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