1. That may be mixed.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• misable,
• fissible,
• missible,
• misrible,
• vissible,
• miscle,
• misrable,
• misreble,
• fisible,
• misriable,
• miserible,
• isible,
• descible,
• pissible,
• misaeble,
• visaible,
• miserble,
• missrible,
• misarible,
• mircile

• mixable.

The adjective form of the word "miscible" is "miscible".

The plural form of the word "miscible" is "miscibles".

The singular form of the word "miscible" is "miscibility"