Antonyms of adj postpaid

1 sense of postpaid

Sense 1
postpaid, prepaid -- (used especially of mail; paid in advance)

INDIRECT (VIA paid) -> unpaid -- (not paid; "unpaid wages"; "an unpaid bill")

Similarity of adj postpaid

1 sense of postpaid

Sense 1
postpaid, prepaid -- (used especially of mail; paid in advance)
       => paid (vs. unpaid) -- (marked by the reception of pay; "paid work"; "a paid official"; "a paid announcement"; "a paid check")