Antonyms of adj n-th

1 sense of n-th

Sense 1
nth, n-th -- (last or greatest in an indefinitely large series; "to the nth degree")

INDIRECT (VIA ordinal) -> cardinal -- (being or denoting a numerical quantity but not order; "cardinal numbers")
                                                                         

Similarity of adj n-th

1 sense of n-th

Sense 1
nth, n-th -- (last or greatest in an indefinitely large series; "to the nth degree")
       => ordinal (vs. cardinal) -- (being or denoting a numerical order in a series; "ordinal numbers"; "held an ordinal rank of seventh")