13-Letter Words Containing: R,E,N,T,F,R,E,E

• a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission

• information that makes more forcible or convincing

• (psychology) a stimulus that strengthens or weakens the behavior that produced it

• a device designed to provide additional strength

• an act performed to strengthen approved behavior

• reduce in scope while retaining essential elements

• shorten lines in a drawing so as to create an illusion of depth

• concrete with metal and/or mesh added to provide extra support against stresses

• someone who makes copies illegally

• (psychoanalysis) the process whereby emotions are passed on or displaced from one person to another; during psychoanalysis the displacement of feelings toward others (usually the parents) is onto the analyst

• transferring ownership

• the act of transferring something from one form to another

• a policy of intervening in the affairs of other countries

• the act of hindering or obstructing or impeding

• electrical or acoustic activity that can disturb communication

• (American football) blocking a player's path with your body

• any obstruction that impedes or is burdensome