勃 - suddenness, rise

erection (of the penis); becoming erect; stiffening

Bulgaria

spirited; rising; energetic

suddenly; all at once

erectile dysfunction; ED

semi-erection; half-boner

aspiring; ambitious

Bulgaria

pent-up (energy, enthusiasm, etc.); burning (e.g. ambition); irrepressible (e.g. desire)

to have an erection; to become erect

to become erect (penis, nipple, etc.); to tower (like an erection)

sudden rise to power; sudden rise in prosperity