1. Behind schedule
   "was behindhand with the rent"

1. In debt
   "a company that has been run behindhand for years"
   - behind, in arrears

See also: unpunctual

• instrumentalist
• instrumentality
• instrumentally
• instrumentate
• instrumentation
• insubordinate
• insubordination
• insubstantial
• insubstantiality
• insubstantially
• insufferable
• insufferably
• insufficiency
• insufficient
• insufficiently
• insufflate
• insufflation
• insulant
• insular
• insularism
• insularity
• insulate
• insulating material
• insulating tape
• insulation