simply in WordNet English dictionary

1. and nothing more
   "I was merely asking"; "it is simply a matter of time"; "just a scratch"; "he was only a child"; "hopes that last but a moment"
   merely  simply  just  only  but  merely  simply  just  only  but 
   
2. absolutely
   "I just can't take it anymore"; "he was just grand as Romeo"; "it's simply beautiful!"
   just  simply  just  simply 
   
3. in a simple manner; without extravagance or embellishment
   "she was dressed plainly"; "they lived very simply"
   plainly  simply  plainly  simply 
   
4. absolutely; altogether; really
   "we are simply broke"
   simply  simply