shackle

[1]	pinion , chain , fetter , manacle , handcuff , bind , restrain , tie , secure , truss , pinion , tether
[2]	restrain , fetter , hold back , check , deter , hinder , discourage , hobble , handicap , restrict , curb , rein , bridle , control , fetter , inhibit , limit

[1]	shackles , bond , hamper , fetter(s) , leg-iron(s) , trammel , chains , iron(s) , bilboes , gyve(s) , ball and chain , manacle(s) , handcuff(s) , restraint(s) , bond(s) , trammel(s) , (Colloq) cuff(s) , (Slang) bracelet(s) , (Brit) darbies
[2]	shackles , restriction , restraint , deterrent , impediment , check , obstacle , obstruction , barrier , hindrance , bar , encumbrance