An eight letter word for put under stress is "strained."
irritate
assassin
assassin
distress, browbeat, threaten
"Stress out"? That's not really much of a word, more of a phrase. "Stressing out" means when your put under too much pressure or stress than you can bare.
1. P 2. R 3.e 4.s 5.s 6.u 7.r 8.e
this type of energy is used when the body is put under stress
Assuming you mean "surprising", you put the stress on the second syllable.
It depends on the word.
There is slightly more stress of the "For" part.
Hez - i - teyt - stress on Hez
The stress in the word "technology" falls on the second syllable, "no" (toe-KNO-lo-gee).