inimical

adj

Etymology: From Late Latin inimīcālis (“hostile”), from inimīcus (“enemy”) (from in- (“not”) + amīcus (“friend”)) + -ālis.

1. Harmful in effect.

   “Slaves knew that some of the treatments worsened problems and, perhaps most important, they realized that a master's interest in their fitness for work was sometimes inimical to their health.”

   “She doesn’t want to touch it, and indeed every particle of her screams against doing so because it is somehow inimical to her.”

2. Unfriendly, hostile.

   “Her inimical attitude precludes romance.”