"Romantic liaisons" refers to intimate relationships or connections between people that involve feelings of love, passion, or affection. It often suggests a temporary or casual nature of these relationships. Full definition
At a time when women did not commonly travel unescorted, carry a rifle, sit down in bars, or have romantic liaisons with other women, Lucy Lobdell boldly set forth to earn men's wages. (bookbrowse.com)
Gender and suggestions of romantic liaisons remain open questions in most of Eisenman's compositions. (bampfa.org)
She and Manglehorn have a stilted romantic liaison which he looks set to ruin at any point, simply by being himself. (flickeringmyth.com)