calmative
calm a tive |ˈkä (l )mətiv ˈkɑlmədɪv | ▶adjective (of a drug ) having a sedative effect. ▶noun a calmative drug.
calmative |ˈkɑːmətɪv, ˈkal- | ▶adjective (of a drug ) having a sedative effect. ▶noun a calmative drug.