roundworm, nematode, member of the phylum Nematoda.

an unidentified flying object

Clipping of 六十六部 (rokujūrokubu, “Buddhist pilgrimage involving carrying 66 copies of the Lotus Sutra to sacred sites in 66 provinces”).

lowbrow: unrefined, uneducated

a lowbrow: a person with unrefined or uneducated tastes

great-great-grandfather (the father of someone's great-grandparent)

great-great-grandmother, a grandparent's grandmother

antitoxin, antivenom

(filler) kinda; like; how to say it

公差: common difference / 巧詐: / 交差, 交叉: crossing, intersection; (genetics) crossover / 光差: / 考査: quiz, test; consideration