Poetic contraction (3)
(Other definitions for neer that I've seen before include "Of course not" , "On no occasion" , "At no time (literary)" , "At no time (poetic)" .)
(Other definitions for tis that I've seen before include "That thing's" , "... the season to be jolly" , "McCourt work" , "Sequel to "Angela's Ashes"" , "I confirm the identity of" .)