Custody vs Ownership

When to use each in English, with meaning, register, and examples.

Custody

FormalTop 2,000 (common)C1noun

Ownership

Top 1,000 (very common)B2noun
Most formal: CustodyMost common: Ownership
 CustodyOwnership
Pronunciation🇬🇧 /["/ˈkʌstədi/"]/🇺🇸 /["/ˈkʌstədi/"]/🇬🇧 /["/ˈəʊnəʃɪp/"]/🇺🇸 /["/ˈəʊnərʃɪp/"]/
MeaningThe legal right to take care of someone, often a child.having something as your own
ExampleThe parents fought over the custody of their children after the divorce.a growth in home ownership
RegisterFormalNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR levelC1B2
Part of speechnounnoun
Collocationschild, joint, sole, ask for, claim, demand, battle, dispute, arrangement, custody  of, military, police, protective, be remanded in, be taken into, be held in, in custody, under custody, out of custodyfull, sole, collective, change, transfer, pass into, pass, under (the) ownership, a change in ownership
Antonymsrelease, freedom, liberationnon-ownership, lease, rent
Common mistakesMistakenly using 'custody' as a verb, Confusing 'custody' with 'guardianship' — they are not the same., Using 'custody' only in negative contexts, but it can also apply positively.'Owning' is confused with 'ownership' as a verb., Using 'ownership' incorrectly with inanimate objects (should be 'of').
Usage notesOften used in legal contexts such as divorce or child welfare. Not appropriate in casual conversations; use more general terms like 'care' or 'look after' when speaking informally.Use 'ownership' when discussing who has control over something. It's suitable in both casual and formal conversations, but avoid it in very informal contexts.

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Custody

Frequently asked questions: Custody vs Ownership

What's the difference between Custody and Ownership?

Custody: The legal right to take care of someone, often a child. Ownership: having something as your own

Which is more formal: Custody and Ownership?

Custody is the most formal of these.

Which is more common: Custody and Ownership?

Ownership is the most common in everyday English.

Which is more advanced: Custody and Ownership?

Custody is the highest level, at C1, on the CEFR scale.

Are Custody and Ownership the same CEFR level?

Custody: C1, Ownership: B2 on the CEFR scale.

What part of speech are Custody and Ownership?

Custody: noun, Ownership: noun.

Can you show an example of each?

Custody: The parents fought over the custody of their children after the divorce. Ownership: a growth in home ownership

Can I use Custody and Ownership interchangeably?

Not always. Custody and Ownership are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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