decision for context-free grammar

air sac (or pneumatic sac) anemia of infection astral fiber becamest buncher cavity classification of penalty conduit slope denervation supersensitivity test of bladder disquantities episodick gley (glei) high frequency thyristor maxillary gland mustela nivaliss outcourt radionuclide(RN) rigid mass short take-off vertical landing silver-activated zinc sulfide skipp