"state or degree of connectedness," 1872, from connective + -ity.
connate
connect
Connecticut
connection
connective
connectivity
connector
connexion
conniption
connivance
connive
)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}