12-Letter Words Containing: _,A,B,C,E,S,S,T

• navigable deep diving vessel for underwater exploration

• small (2-4 inches) pugnacious mostly scaleless spiny-backed fishes of northern fresh and littoral waters having elaborate courtship; subjects of much research

• an overlapping stitch made by starting the next stitch at the middle of the preceding one

• do backstitches

• a pocketknife with a blade that springs open at the press of a button

• The deflection of particles and/or radiation through angles greater than 90 degrees to the original direction of travel.

• The particles and/or radiation deflected in this manner.

• A portion of the energy of electromagnetic radiation such as a laser or radio waves that is scattered back in the direction of the source of radiation by an obscurant.

• The sending of IP packets to essentially random addresses in response to incoming packets that have a spoofed origin.

• To scatter particles and/or radiation back to the direction from which they come.

• a woman benefactor