shake hands on it

agree buy negotiate owe settle sign up undertake

adjust arrange assent bargain bound circumscribe clinch close commit consent covenant dicker engage initial ink limit obligate pact pledge promise set stipulate

accept offer become indebted come around enter into firm a deal give one's word go along with hammer out deal it's a deal make terms put in writing sign for sign papers swear to work out details

break confuse derange disagree disapprove disarrange discourage disorder disorganize dissent end free let go open refuse reject release

amplify break off dilate enlarge expand extend give increase lengthen spread stretch