It's a stimulant. That makes it an 'upper'.
Have catalytic converter checked.
Yes, it is correct that coffee makes you wake up. This is because it contains caffeine which is a stimulant.
Tobacco is both a stimulant and hallucinogenic. It is a stimulant because of the nicotine ingredient, and a hallucinogen because it also contains the harmala alkaloids harman and norharman, which are hallucinogens. http://www.biopsychiatry.com/tobacco/
No it is a muscle relaxant. It has no stimulant properties and if anything makes you quite tired.
Sluggish or being sluggish implies slowness in response or action.
depends on if it's a depressant or stimulant. A depressant slows the heart's pulses as a stimulant speeds it up. Ex: coffee is a stimulant, it keeps you awake, as Benadryl (however u spell it) is a deppresent because it makes you drowsy.
Caffeine is a stimulant, and therefore makes the processes in you brain work faster.
"Sluggish" is an adjective.
She felt sluggish when she woke up this morning. He was sluggish at work today.
Cold makes fluids thick, and a weak pump or improper fluid type can cause the pressure to go down so the steering feels sluggish (or pulses).
There are no perfect rhymes for the word sluggish.