1. (noun) an onerous or difficult concern

• burden
• incumbrance
• load
• onus

2. (noun) a charge against property (as a lien or mortgage)

• incumbrance

3. (noun) any obstruction that impedes or is burdensome

• hinderance
• hindrance
• hitch
• incumbrance
• interference
• preventative
• preventive

1. (noun) an onerous or difficult concern

• concern
• headache
• vexation
• worry

2. (noun) a charge against property (as a lien or mortgage)

• charge

3. (noun) any obstruction that impedes or is burdensome

• impediment
• impedimenta
• obstructer
• obstruction
• obstructor

1. (noun) an onerous or difficult concern

• dead weight
• fardel
• imposition
• pill

2. (noun) any obstruction that impedes or is burdensome

• clog
• speed bump

1. (noun) an onerous or difficult concern

• burden
• charge
• saddle

2. (noun) any obstruction that impedes or is burdensome

• hinder
• impede
• preventative
• preventive