set back

(noun) structure where a wall or building narrows abruptly. Synonyms: set-back, setoff, offset.

(noun) an unfortunate happening that hinders or impedes; something that is thwarting or frustrating. Synonyms: reverse, reversal, setback, blow, black eye.

(verb) hold back to a later time. Synonyms: postpone, prorogue, hold over, put over, table, shelve, set back, defer, remit, put off. Example: "Let's postpone the exam."

(verb) slow down the progress of; hinder. Synonyms: set back. Example: "His late start set him back."

(verb) cost a certain amount. Synonyms: set back, knock back, put back. Example: "My daughter's wedding set me back $20,000."