arrears n. pl. endarreriments, endarreriatges,
to be in arrears to get/fall in arrears endarrerir-se (en un pagament)
I would say 'to fall (or get) into arrears' (i.e. 'into' instead of 'in').
I would say 'to fall (or get) into arrears' (i.e. 'into' instead of 'in').