12-Letter Words with E,I,G,H,T,E,D,_

• of a conditioned response; caused to die out because of the absence or withdrawal of reinforcement

• an amateur boxer who weighs no more than 165 pounds

• a wrestler who weighs 172-192 pounds

• a professional boxer who weighs between 155 and 160 pounds

• the property of excessive fatness

• usually describes a large person who is fat but has a large frame to carry it

• carefree and happy and lighthearted

• of or relating to the beat produced by heterodyning two oscillations

• combine (a radio frequency wave) with a locally generated wave of a different frequency so as to produce a new frequency equal to the sum or the difference between the two

• transport (cargo) by air

• To underestimate the weight of.

• To give insufficient weight to (a consideration); to underestimate the importance of.

• a junction of highways on different levels that permits traffic to move from one to another without crossing traffic streams

• mutual interaction; the activity of reciprocating or exchanging (especially information)

• the act of changing one thing for another thing

• reciprocal transfer of equivalent sums of money (especially the currencies of different countries)

• put in the place of another; switch seemingly equivalent items

• give to, and receive from, one another

• cause to change places

• reverse (a direction, attitude, or course of action)