1. To an unacceptable degree
   - unacceptably 
2. In a way that is not endurable
   - unendurably

See also: tolerable

Antonym: tolerably

• legal profession
• legal relation
• legal representation
• legal representative
• legal residence
• legal right
• legal separation
• legal status
• legal system
• legal tender
• legal transfer
• legalese
• legalisation
• legalise
• legalism
• legalist
• legalistic
• legalistically
• legality
• legalization
• legalize
• legally
• legate
• legatee
• legateship