something lurks inside

What do you call a gear on a secret mission?
Incognito

Drinking Christmas drinks inconspicuously.
Eggnognito

Running Inconspicuously.
Injognito

When you are in class on your phone, on tumblr secretly.
Inblognito

In a horror movie when a bunch of mist appears and something lurks inside of it.
Infognito

When the gears in your watch just got cleaned.
Incogneato

When there is a canine in your reconnaissance mission too.
Indognito

When you are hiking in the forest and trip over something invisible.
Inlognito

When you can’t see because the car exhaust is so thick.
Insmogneato

When your sink has a blockage that you can’t find.
Inclognito

When you get stuck in a muddy swamp and hide in embarrassment because you are covered in mud.
Inbognito

When you are on a secret mission in Czechoslovakia.
Inpraguenito

My English teacher begrudgingly contributed a little.