pressing a hand to their forehead to check if they have a temperature
pressing the back of their fingers to their cheek to check if they have a temperature
cuddles + hair stroking
even though it’s technically not a scientifically sound thing, characters getting sick from not wearing enough layers or getting caught in the rain
along those lines, one of the character’s who’s soaked through or shivering starts to sneeze a couple times, and their s/o just panicking a little and starting to fuss over them, wrapping them up in blankets and sitting them down in front of the fire and monitoring them to see if they’re symptoms get worse
the character being so sick and out of it that they can’t walk by themselves, and they have to be supported or carried
the character just looking like the poster of a sick person - pale face, flushed cheeks, bags under their eyes, blankets wrapped up to their neck, and a thermometer under their tongue
the sickie insisting that their s/o goes to work but the s/o refuses to leave their side
anxious hovering caretakers
the sickie having a coughing fit so hard that they sway and almost fall over and their friend/family member/partner has to steady them
the sickie waking up from a feverish sleep, expecting their s/o to be gone, only to find them asleep on a chair at their bedside