“…Such behaviours are aimed to cause harm such as threatening, kicking, pushing, hitting, insulting others (Crick & Grotpeter, 1995;Allen & Anderson, 2017). Physical aggression and verbal aggression are considered overt aggression Buss & Perry, 1992;Prinstein et al, 2001;Comstock et al, 2013). On the other hand, relational aggression is known as indirect aggression which refers to social manipulation, damage or threat to damage relationships, gossiping or rumour spreading (Crick, 1995;Crick et al, 2002;Grus, 2003;Werner & Crick, 1999).…”