frot·tage 
(frô-täzh)
(frô-täzh)n.
1.
a. The act of rubbing against or touching the body of an unsuspecting person, as in a crowd, to attain sexual gratification.
b. The act of consensual rubbing between two or more people, either clothed or unclothed, to attain sexual gratification.
2.
a. A method of making a design by placing a piece of paper on top of an object and then rubbing over it, as with a pencil or charcoal.
b. A design so made.
[French, from frotter, to rub, from Old French froter.]
frottage- Indo-European root: rep-
- Indo-European root: ret-
- Indo-European root: reudh-
- Indo-European root: reug-
- Indo-European root: reup-
- Indo-European root: reuə-
- Indo-European root: rē-
- Indo-European root: rēd-
- Indo-European root: r̥tko-
- Indo-European root: sak-
- Indo-European root: sal-
- Indo-European root: sed-
- Indo-European root: segh-
- Indo-European root: sek-
- Indo-European root: sekw-
- Indo-European root: sekw-
- Indo-European root: sekw-
- Indo-European root: sel-
- Indo-European root: sem-
- Indo-European root: sem-
- Indo-European root: sen-
- Indo-European root: sengwh-
- Indo-European root: sent-
- Indo-European root: sep-
- Indo-European root: septm̥