The word 'advice' is the noun form, a common, uncountable, abstract noun; a word for guidance or recommendations offered.
Example: I don't know, I'll ask my dad for advice.
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
astray
luckily, gratefully
Attraction, allurement...
Rapid, speedy.
A lab or a demonstration.
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