hard-driving (adjective) vigorous: energetic, powerful
Detalii: rigorous means demanding strict attention to rules and procedures; vigorous means strong and active physically or mentally
Sinonime: biologic,
cure, depressant,
dope,
essence, medicament, medicinal,
medicine, narcotic, opiate, pharmaceutic, pharmaceutical, physic, pill,
poison, potion, prescription,
remedy, sedative, stimulant, tonic
Antonime: enervated,
idle,
impotent,
inactive,
lethargic,
weak