conjoin
verb (used with or without object)
to join together; unite; combine; associate.
Used to express a completed action that took place before another specific past action occurred.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Indeed, it would have taken me half the night to explain the motives which had conjoined to this end.
From The Watchers A Novel by A. E. W. (Alfred Edward Woodley) Mason