non·per·sis·tent 
(nŏn′pər-sĭstənt)
(nŏn′pər-sĭstənt)adj.
Having a short life or existence under natural conditions: a nonpersistent pesticide; a nonpersistent infection.
- high fidelity
- high-fidelity
- high finance
- high-five
- highflier
- high-flier
- high-flown
- highflying
- high frequency
- high-fructose corn syrup
- high gear
- High German
- high-grade
- high ground
- highhanded
- highhandedly
- highhandedness
- high hat
- high-hat
- high-hat cymbals
- High Holy Day
- high horse
- highjack
- highjack
- high jinks