Rapidly doesn't have a tense because it is an adverb and not a verb.
Rapidly means quickly, taking place at an accelerated rate.
Rapidly
A fan
Particles spread out and move rapidly due to the increase in temperature. Movement of particles is dependent on temperature...not the other way around.
rapidly is an adverb. adjectives are words that describe a noun. You can't say, like, the chair is very rapidly. Adverbs are words that describe verbs. You can say, he ran rapidly across the room.
It is used to say that something has spread rapidly, and is popular. I suppose the idea is that it is spreading like a virus - widely and rapidly.
To write rapidly Jot
it doesn't say but she grows rapidly
Your eagerness or say your libido for sex will fall rapidly.
When you see a rapidly approaching truck heading straight for your car, you say, "Our father, who art in heaven...
rapidly
more rapidly and most rapidly
more rapidly, most rapidly
more rapidly
more rapidly
id say so cos its rapidly dissolving