narcotize

verb3

1. •
   To use a narcotic in order to make (someone) drowsy or insensible; to anesthetize, to drug.
2. •
   To dull the senses of (a person, place etc.).
3. •
   To make into a narcotic.

   • The sun hangs overhead like a lantern, the essence of new grass and apple blossom narcotizes the air, the clack and whir of the wheels have a quelling, hypnotic effect on the passengers. — 1982