If you mean getting a boner then masturabte or think about sex.
It is impossible to inflate yourself.
However it is possible to inflate one's ego, or have other people do it for you.
Yeast eats the sugar giving off CO2 which is a gas that will inflate the balloon. Added: But since carbon dioxide is heavier than air this balloon gas will never reach the 'top'
Probably with an aquarium pump.
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This is a physical change.
Live yeast can be used to inflate a balloon if you give the yeast something to ferment (such as sugar). They then produce carbon dioxide as a waste product that could inflate a balloon. You should not expect it to be buoyant, however, for CO2 is heavy as gases go (considerably heavier than air, for instance). The yeast cannot use salt for much of anything, however.
Yes it is possible
If you find a way do not even think of trying it. You will not survive.
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There IS no safe way to inflate yourself. HIGHLY dangerous. No. Don't do that.
You can inflate your shirt. You can take off a pair of ling pants and inflate them. You can keep your lungs as full as possible with air.
Inflate is a verb.
the prefix is in-
To fill with air is to inflate
Inflate it with water.
Stick a hose up your butt, and SLOWLY turn on the water.
Blowfish/pufferfish inflate with water when underwater, but inflate with air when removed from that environment.
The antonym of "inflate" is "deflate", if used to mean 'fill with air'. If 'inflate' is used as a meaning of 'exaggerate', then the antonym would be 'understate'.