Although and though meaning ‘but’ 
When the although/though clause comes after a main clause, it can also mean 
‘but it is also true that …’: 
Karen is coming to stay next week although I’m not sure what day she is 
coming. 
We didn’t make any profit though nobody knows why. 
Though meaning ‘however’ 
Spoken English: 
Especially in speaking, we can use though (but not although or even though) 
with a meaning similar to however or nevertheless. In these cases, we usually 
put it

Although and though meaning ‘but’ When the although/though clause comes after a main clause, it can also mean ‘but it is also true that …’: Karen is coming to stay next week although I’m not sure what day she is coming. We didn’t make any profit though nobody knows why. Though meaning ‘however’ Spoken English: Especially in speaking, we can use though (but not although or even though) with a meaning similar to however or nevertheless. In these cases, we usually put it