obstacle (hindrance)

Definition:

something immaterial that stands in the way and must be circumvented or surmounted

Class:

cognition noun

Plural:

obstacles

Type of:

hindrance » difficulty » cognitive factor » cognition

Original source:

WordNet

Examples:

barrier | hang-up | hurdle | stymie

Usage examples:

• lack of imagination is an obstacle to one's advancement
• the poverty of a district is an obstacle to good education

Synonym:

obstruction