morbid -
suggesting an unhealthy mental state; "morbid interest in death"; "morbid curiosity"
unwholesome detrimental to physical or moral well-being; "unwholesome food"; "unwholesome habits like smoking"
morbid -
caused by or altered by or manifesting disease or pathology; "diseased tonsils"; "a morbid growth"; "pathologic tissue"; "pathological bodily processes"