かた
shoulder
kata
JMdict 1258950
肩(かた)shoulder揉(も)んrubで
Rub my shoulders
The object 肩(かた) (shoulder) comes first, then the verb 揉む(もむ) (rub) shifts into its te-form 揉んで(もんで) (rub). A bare te-form like this works as a casual, friendly request — "rub my shoulders" — without needing ください (please) after it.