Love affair
Fling.
assignation, a secret meeting.
Associate
point person, liaison
The noun romantic is a singular, common, abstract noun; a person with romantic beliefs or attitudes; a romantic writer, composer, or artist. Another noun form is romance. The word romantic is also an adjective.
interference
I think another word for a brief vacation on a weekend is 'weekend holidays'.
romantic, sloppy, goshy
romantic affair
I THINK ANOTHER WORD WOULD BE SWEET OR LOVING
tryst is a word for a short romance on the sly.
The marketing team established a strong liaison with the design department to ensure seamless coordination on the upcoming campaign.
liaison