Meaning trap
go back
return
To return to a place where you were before.

Don't mix these meanings
Same phrase, different job.
To return to a place where you were before.
Another meaning of 'go back' is 'have existed since'; compare the examples to keep the meanings separate.
Hear it in context
Notice where the phrase sounds natural.
I have to go back to the office because I forgot my laptop.
If I could travel anywhere, I would go back to Japan because I really enjoyed my time there.
Fix the pattern
One small grammar move makes it sound right.
Not: I want to go back to home.
Say: I want to go back home.
No 'to' before 'home' — 'go back home', but 'go back TO the office'.
Which sounds natural?
Tap the one a native speaker would say.
'Go back' is the everyday verb for returning. 'Return to my place of residence' is officialese.
Build natural chunks
Words that usually travel with it.
go back + to/place
- home
- to work
- to bed
- to Spain
Don't confuse it
Related
Other meanings and phrases to compare.
- go back (have existed since) — Another meaning of 'go back' is 'have existed since'; compare the examples to keep the meanings separate.