[1] : WordNet (r) 2.0

shock absorber
     n : a mechanical damper; absorbs energy of sudden impulses; "the
         old car needed a new set of shocks" syn: shock, cushion
see also:
shock cushion 

[2] : Moby Thesaurus II by Grady Ward, 1.0

26 moby thesaurus words for "shock absorber":
   alleviative, alleviator, anodyne, assuager, balm, calmative,
   cushion, dolorifuge, lenitive, mitigator, moderator, modulator,
   mollifier, pacificator, pacifier, palliative, peacemaker,
   restraining hand, salve, sedative, soother, soothing syrup,
   stabilizer, temperer, tranquilizer, wiser head

Shock Absorber >> S Words
Shock Absorber, definition of term: Shock Absorber
shock+absorber_pag1.html

Absorber >> A Words
Absorber, definition of term: Absorber
absorber_pag1.html

Shock >> S Words
Shock, definition of term: Shock
shock_pag1.html

Shock Wave >> S Words
Shock Wave, definition of term: Shock Wave
shock+wave_pag1.html

Wind Shock >> W Words
Wind Shock, definition of term: Wind Shock
wind+shock_pag1.html

Electric Shock >> E Words
Electric Shock, definition of term: Electric Shock
electric+shock_pag1.html