1)
What are the implications of the words "va'Yomru Ish el Achiv Nitnah Rosh"?
1.
Rashi (in Pinchas, 26:64): It implies that it was only the men who grumbled. 1
2)
What are the connotations of the word "Nitnah Rosh ... "?
1.
Rashi #1 (citing Targum Onkelos) and Targum Yonasan: It means ?a king?.
2.
Rashi #2 (citing Raboseinu): It means ?an Avodah Zarah?. 1
1
Da'as Zekenim: We find in Daniel, 2:38 that "Rosh" refers to idolatry ? "Ant hu Roshah di Dahava". See also Ba'al ha'Turim.