"proper style and manners in communicating on the internet," 1993, coined punningly from net, short for internet + etiquette.
net
nether
Netherlands
nethermost
netherworld
netiquette
netizen
nettle
nettled
nettlesome
network
)window.location='https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=byronic106@yahoo.com&lc=US&item_name=Donation+to +Help+Keep+Etymonline+Free+and+Open&no_note=0&cn=&curency_code=USD&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted'){kind=link}