Joining
/ˈdʒɔɪnɪŋ/
verb
To connect or combine into one; to put together.
“The plumber joined the two ends of the broken pipe.”
To come together; to meet.
“Parallel lines never join.”
To come into the company of.
“I will join you watching the football game as soon as I have finished my work.”
noun
The act or result of joining; a joint or juncture.