noun
ADJECTIVE
▪ open
▪
Rivalry between football fans developed into open ~.
▪ conventional , modern
▪ biological , chemical , germ , nuclear
▪ class , gang , internecine , tribal
▪ guerrilla , siege , trench
▪ aerial , air , naval , submarine
▪ asymmetric , asymmetrical
▪
Terrorism is a response to asymmetric ~.
▪ jungle , mountain , urban
▪ economic , ideological , psychological
▪
a subtle form of psychological ~
VERB + WARFARE
▪ conduct , engage in , wage
▪
The rebels waged guerrilla ~ against the army.
PREPOSITION
▪ ~ against
▪
~ against other tribes
▪ ~ between
▪
~ between gangs