A word meaning "to come together" is join.
cohesion, cohesiveness, harmony, fellowship, camaraderie
They were SUPPOSED to be together.
in unison
No, the word 'together' is an adverb, a word used to modify a verb, an adjective, or another adverb.The noun form of the adverb 'together' is togetherness.Examples:We worked together on the project. (adverb)When you mix red and blue together, you get purple. (adverb)Their togetherness is amazing after so many years. (noun)The word 'together' is also used as an informal adjective.
Voyeurism
Another word for grin teeth together would be grit.
Another word for sitting together could be lounge or gather.
snap
in addition to,and,plus,with,together with
a film , the pictures, cinema, biscope,
Together
A word meaning "to come together" is join.
Collaboration - work together
assemble
alike together?
All together