From dis- + acquaintance. <span class="searchmatch">disacquaintance</span> (uncountable) (obsolete) Neglect or disuse of familiarity, or familiar acquaintance. 1692–1717, Robert South...
acquaintanceless acquaintance rape acquaintanceship chance acquaintance <span class="searchmatch">disacquaintance</span> inacquaintance make someone's acquaintance nodding acquaintance nonacquaintance...
disaccordant disaccredit disaccustom disacidify disacknowledge disacquaint <span class="searchmatch">disacquaintance</span> disacryl disactivate disadaptation disadaptive disadhere disadhesion...