The term 'hostile look' can be described by two crossword solutions: 'GLARE' and 'ducts'. A 'GLARE' is a hostile or angry look, usually given with narrowed eyes. It is often used to express disapproval or anger. 'Ducts' refers to the small tubes that carry air, water, or other substances from one place to another. In this context, it could refer to the facial muscles that are used to create a hostile expression. Together, these two words describe a hostile look that is created by a combination of narrowed eyes and tense facial muscles.