a drug; (frequently) illicit drugs

northern wall

(idiomatic) Don't be absurd; That's out of the question; Nonsense; Don't mention it

anorak, parka

adhesive

(informal) to trip (hallucinate); to be high / (fantasy) to enter another realm / world

(Internet slang, 2channel slang) tripcode

(literally, collective) six corners or angles / Clipping of 六角形 (rokkakukei, rokkakkei, “hexagon”).

a surname

(vegetable) broccoli