noun
an act of hindering someone's plans or efforts
• Syn: ↑frustration, ↑foiling
• Hypernyms: ↑hindrance, ↑hinderance, ↑interference
adjective
preventing realization or attainment of a desire
• Syn: ↑frustrating, ↑frustrative
• Similar to: ↑preventive, ↑preventative
• Derivationally related forms: ↑frustrate (for: ↑frustrative)
Useful english dictionary. 2012.