Indian English habitAges 15–20Co-brother
Indian English: your wife's sister's husband.
My co-brother lives in Pune.
Works everywhere: covers several in-law relations.
My brother-in-law (my wife's sister's husband) lives in Pune.
Remember: A handy Indian word with no exact match outside India. Say 'brother-in-law' and explain the link if it matters.
Short lessonIndian English habitsIndian English is a real variety. Some phrases need a switch for international listeners.