Key sth to sth Meaning, Examples & How to Use Explained

What Does “Key sth to sth” Mean?

“Key sth to sth” means to connect or link one thing to another in a way that makes it important or essential. It often refers to making something dependent on or explained by something else.

Introduction

The phrase “key sth to sth” is commonly used in English to express how one element is related or tied to another. This phrasal verb highlights the importance of one thing in understanding or explaining another. For example, you might key your success to hard work, meaning you believe hard work is the reason for your success. Understanding the key sth to sth meaning helps learners use this phrase confidently in conversations and writing. It often appears in formal and informal contexts, making it a useful expression for English learners at intermediate and advanced levels.

Quick Info Box

• Phrasal verb: key something to something
• Type: transitive
• Level: B2–C1
• Short meaning: to link or connect one thing to another as a cause or explanation

Structure (Grammar Rules)

“Key sth to sth” is a transitive phrasal verb and is separable. You can place the object (something) between “key” and “to,” or after “to.”

• key something to something
• key to something (something can be the object)

Example patterns:

• key your success to hard work
• the solution is keyed to the problem

How to Use “Key sth to sth”?

You use “key sth to sth” when you want to explain that one thing depends on or is explained by another. It often expresses cause and effect or a close relationship between two things. This phrase is common in academic writing, business, and everyday speech when describing reasons or connections.

Examples

Here are some natural sentences using “key sth to sth in a sentence”:

• She keyed her promotion to her excellent project management skills.
• The company’s growth was keyed to its new marketing strategy.
• His recovery was keyed to following the doctor’s advice carefully.
• The success of the event was keyed to good teamwork.
• We keyed our budget planning to last year’s expenses.

Common Mistakes

It’s easy to confuse “key sth to sth” with other similar phrases or to forget the correct structure. Here are some common mistakes:

• Incorrect: She keyed to her promotion on hard work.
• Correct: She keyed her promotion to hard work.
• Incorrect: The success is keyed on teamwork.
• Correct: The success is keyed to teamwork.

Remember, always use “to” after “key” when linking two things.

Differences / Synonyms

Other phrases like “attribute sth to sth” or “link sth to sth” are similar but not exactly the same as “key sth to sth.” “Attribute” focuses more on assigning cause, while “link” is more general. “Key sth to sth” emphasizes a primary or essential connection.

• Attribute sth to sth: Focuses on cause or reason.
• Link sth to sth: Shows a connection but less emphasis on importance.
• Key sth to sth: Highlights a crucial or key relationship.

Common Collocations

When using “key sth to sth,” certain nouns often appear as the object. These collocations help express clear ideas:

• Success: to explain achievements
• Growth: for business or personal development
• Recovery: in health or finance
• Strategy: in planning or decision-making
• Performance: in sports or work

Related Phrasal Verbs

Here are related phrasal verbs of key sth to sth:

• Key Sth Into Sth
• Key Sth To Sb
• Key Sb In

Real-life Dialogue

Here’s a short conversation using “key sth to sth”:

Anna: How did you manage to finish the project so quickly?

Ben: I keyed my success to good time management and a strong team.

Anna: That makes sense. I should try those methods too.

Practice

Choose the correct option to complete the sentence:

She keyed her promotion _____ her dedication and hard work.

• a) on
• b) to
• c) at
• d) for

Answer: b) to

FAQs

• Q: Can I use “key” without “to”?

  A: No, “key” in this phrase is always followed by “to” when linking two things.
• Q: Is “key sth to sth” formal or informal?

  A: It can be used in both formal and informal contexts but is more common in formal writing.

• Q: Can I use “key” in the passive voice?

  A: Yes, for example, “The results were keyed to the new policy.”
• Q: What level of English is needed to use this phrase?

  A: It is suitable for intermediate (B2) to advanced (C1) learners.

• Q: Are there synonyms for “key sth to sth”?

  A: Yes, phrases like “attribute sth to sth” or “link sth to sth” are similar but less specific.