Nicknames:
Weed, pot, reefer, grass, dope, ganja, Mary Jane, sinsemilla, herb, Aunt Mary, skunk, boom, kif, gangster, chronic, 420

Effects:
Bloodshot eyes
Dry mouth and throat
Impaired or reduced comprehension
Altered sense of time
Reduced ability to perform tasks requiring concentration and coordination, such as driving a car
Paranoia
Intense anxiety or panic attacks
Altered cognition, making acquisition of new information difficult
Impairments in learning, memory, perception, and judgement-difficulty speaking, listening effectively, thinking, retaining knowledge, problem solving, and forming concepts