tranquilizer (n.)
- acid
- alcohol
- alleviator
- analgesic
- anesthetic
- anodyne
- antidepressant
- ataractic
- balm
- barb
- barbiturate
- blue
- codeine
- cushion
- depressant
- depressor
- dolly
- dope
- downer
- drug
- gage
- ganja
- goofball
- grass
- hallucinogen
- hash
- hashish
- hay
- hemp
- heroin
- hop
- horse
- hypnotic
- joint
- junk
- kava
- laudanum
- lenitive
- liquor
- lotus
- marijuana
- meperidine
- mescal
- mescaline
- methadone
- moderator
- modulator
- morphia
- morphine
- narcotic
- opiate
- opium
- pacifier
- palliative
- paregoric
- peacemaker
- peyote
- phenobarbital
- pot
- psilocin
- psilocybin
- rainbow
- rauwolfia
- red
- reefer
- reserpine
- roach
- salve
- scag
- sedative
- shit
- sleeper
- smack
- soporific
- stabilizer
- stick
- tar
- tea
- thalidomide
- turps
- weed
- yellow