Do you create really long documents in Word? If so, you probably know that Word doesn’t always play well with them. It’s usually smarter to split your long documents into multiple Word files.
moving:
to the end of the command: ctrl-e
to the begin of the command: ctrl-a
forward a word: alt-f
backword a word: alt-b
deleting:
from current cursor position to the end of word: ald-d
from current cursor position to the begin of word: clt-w
M. Artetxe, G. Labaka, I. Lopez-Gazpio, and E. Agirre. Proceedings of the 22nd Conference on Computational Natural Language Learning, page 282--291. Association for Computational Linguistics, (2018)