an evergreen rose, used in medicine

evergreen

trust of spring

for a lifetime, forever

reliability, trust of spring

ever, at all times, all the time, perpetually, in perpetuity

rose of the of spring, the best part of the spring

to witness the youth of one's lifespan

flick the ash (of a cigarette, etc.)

sparks to fly (from a fire, &c.)

rouge, ruddiness of adolescence

to kill, to finish

knot, kink

(Metaphorically) eloquent