1. Difficult to deal with
   - cross-grained

See also: obstinate, stubborn, unregenerate

• isotonic
• isotonic exercise
• isotonic solution
• isotope
• isotopic
• isotropic
• isotropically
• isotropous
• isotropy
• ISP
• Israel
• Israel Baline
• Israel Strassberg
• Israel Zangwill
• Israeli
• Israeli Defense Force
• Israeli monetary unit
• Israelite
• Israelites
• tenfold
• Teng Hsiao-ping
• tenge
• tenia
• tenner
• Tennessean