Attraction, allurement...
Some words that have the same meaning as "multiply" are increase, expand, and grow.
Ironically enough, the word "Mean" is the same as "Signify"
look
Gone
Magnet-ic Magnet-on (also the name of a Pokemon)
luckily, gratefully
astray
A lab or a demonstration.
Rapid, speedy.
I know that one word that has the same meaning as describe/description would be depiction.
There are some contexts in which the words "may" or "might" have the same meaning as would.
passage opening entrance