- because
- while
- where
- before
- since
- once
- like
- afore
- save
- ne
- tofore
- whyle
- forcause
- whilome
- sence
- b'cause
- whence
- soe
- bekase
- sithe
- albe
- sithence
- caze
- unlesse
- in case
- let alone
- choose
- bothe
- wherefore
- whereinbefore
- bycause
- wythowte
- if so be
- thanne
- else
- ever since
- just in case
- therfore
- bicause
Note: these words have been obtained from Wiktionary and have been classified and improved through automated computer linguistics processes.