desultory - lacking enthusiasm and purpose
dervish - member of a Muslim community vowed to poverty and wild rituals
denigrate - criticize unfairly
ingrate - ungrateful person

"This is war
And I swear that I'm not giving up or giving in
This is war?
Then I swear that I'm not giving up or giving in
Giving up
This is war"
- Il Nino: This is War