The word "be inimical" refers to something that is harmful or unfavorable to something else. It denotes a situation or behavior that is antagonistic, damaging, or antagonistic in nature. Synonyms for "be inimical" include adverse, unfriendly, prejudicial, detrimental, hostile, detrimental, harmful, and damaging. These terms imply that something is working against the interests or well-being of something else. In other words, the word "inimical" is used to describe a situation or behavior that goes against the common good or positive outcomes. Overall, "be inimical" is a term used to describe things that are not conducive to a healthy, productive, or harmonious situation.