10-Letter Words Containing: _,E,H,I,L,R,T

• To lower the velocity and kinetic energy of fast neutrons in a nuclear reactor by use of a moderator, and thus increase the efficiency of fission

• sufficiently valuable to justify the investment of time or interest

• a flight by an aircraft over a particular area (especially over an area in foreign territory)

• the quantity contained in a pitcher

• a person who refrains from granting

• a person who restrains or checks or holds back

• fill with sublime emotion

• lacking in substance

• like or befitting a father or fatherhood; kind and protective

• the place where someone was born

• where something originated or was nurtured in its early existence