the opposite of come is go as in i have to go
I would say SMOOTHLY, but someone else might come up with another idea.
Opposites of "go" are come (reverse movement), stop (cease going), or stay (not go).
Anti-matter. when they come into contact, they annihilate each other releasing vast quantities of energy (which is proportional to their masses).
Probably some that's obsessed with the opposite gender or from France
"go against," from Old.Fr. countre "facing opposite." or from Latin: contra "opposite, contrary to, against". sources from Etymology Dictionary By Samantha Seeboonruang
the opposite would be intending to come in contact with a mistake
The opposite of cat is usually considered to be dog.
arrived
Although the word transition does not have a precise opposite, the word stasis would come close.
COME
come,
come, adit
Assuming you mean 'opposite' - come or return.
You can't have an opposite to an object (a noun). You might as well ask what's the opposite of car. The word for which you need an opposite needs to be an adjective or adverb, like windy or slowly. Then we can come up with some opposites.
No one has actually come forth to say that he/she had invented opposite day. So anyone could say they invented it.
I would say migratory. The best I can come up with.
A parallelogram is a 4 sided quadrilateral that has opposite parallel sides