i Register
In some senses, therefore is marked as archaic. Watch for register when choosing this word.
adv
Consequently, by or in consequence of that or this cause; referring to something previously stated.
Traditional values will always have a place—therefore, they will never lose relevance.
I've been explicitly forbidden to leave and therefore must stay longer.
For that; for it (in reference to a previous statement).
Behold, we have forsaken all, and followed thee; what shall we have therefore?