摩する
さする · sasuru · JLPT N1 · verb-godan
to rub
🤚 摩 = rub (as in 摩擦 friction); 摩する = do a rub, i.e. to rub or stroke
The kanji 摩 carries the sense of rubbing across a surface, as in 摩擦 (friction). Read as さする, it means a gentle rub or stroke with the hand.