i Register
In some senses, thither is marked as archaic, literary. Watch for register when choosing this word.
adv
To that place.
Behold now, this city is near to flee unto, and it is a little one: Oh, let me escape thither […]
[…] Eleutherius, who thinking himself concern'd, because he brought me thither […]
To that point, end, or result.
The argument tended thither.
adj
The farther, the other and more distant.
the thither side of life, that is to say, afterlife