From instructor + -ess. <span class="searchmatch">instructoress</span> (plural instructoresses) Alternative form of instructress...
instructress (female, dated) instructrix (female, dated) drill instructor <span class="searchmatch">instructoress</span> instructorish instructorship teleinstructor instruct one who instructs;...
infectress infirmaress inhabitress inheritress inquisitress instigatress <span class="searchmatch">instructoress</span> interlocutress interpretess interpretress interrogatress introductress...