Art is parasitic on life, just as criticism is parasitic on art.
Definitely a few unpleasant characters, like parasitic worms, which we deliberately and with good reason evicted.
The viral-CSI element; the mythic vampires who were parasitic and brutal; the arrival of the airplane to JFK; the dead passengers.
1620s, from Latin parasiticus, from Greek parasitikos "of or pertaining to a parasite; the trade of a parasite," from parasitos (see parasite). Biological sense is from 1731. Related: Parasitical, 1570s in reference to toadies; from 1640s in the biological sense.
parasitic par·a·sit·ic (pār'ə-sĭt'ĭk) or par·a·sit·i·cal (-ĭ-kəl)
Of, relating to, or characteristic of a parasite.
Caused by a parasite.