Available vs Good to go

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

Available

Top 1,000 (very common)A2adjective

Good to go

InformalTop 2,000 (common)
Most formal: AvailableMost common: Available
 AvailableGood to go
Pronunciation🇬🇧 /["/əˈveɪləbl/"]/🇺🇸 /["/əˈveɪləbl/"]/🇬🇧 //ɡʊd tə ɡoʊ//🇺🇸 //ɡʊd tu ɡoʊ//
MeaningAble to be used or accessed; not busy.Ready and set to start or leave.
ExampleThe new book is available at the library now.After checking the equipment, the team said they were good to go.
RegisterNeutralInformal
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelA2-
Part of speechadjective
Collocationsbe, become, make something, easily, freely, readily, for, from, to, be, become, not available for commentgood to go, all set and good to go, ready and good to go, good to go for a trip, good to go on time
Antonymsunavailable, busy, occupied-
Common mistakesConfused with 'available' vs 'availabe' (spelling error), Using 'available' when referring to things that are occupied, like a chair or place, Incorrectly saying 'is available for' without an object, like 'He is available for help.'Used in formal contexts, which sounds inappropriate., Confused with phrases like 'good to see you' or 'good to know'.
Usage notesUse 'available' to describe things that can be used or people who are free. Avoid in overly casual contexts, like among close friends.Use in casual conversations to indicate preparedness. Avoid in formal settings.

See it in real clips

Available
Good to go

Frequently asked questions: Available vs Good to go

What's the difference between Available and Good to go?

Available: Able to be used or accessed; not busy. Good to go: Ready and set to start or leave.

Which is more formal: Available and Good to go?

Available is the most formal of these.

Which is more common: Available and Good to go?

Available is the most common in everyday English.

Can you show an example of each?

Available: The new book is available at the library now. Good to go: After checking the equipment, the team said they were good to go.

Can I use Available and Good to go interchangeably?

Not always. Available and Good to go 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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