in-fertility (noun) infertility: unproductiveness
Sinonime: accepted, accustomed, chronic, deep-rooted, deep-seated, dyed-in-the-wool, entrenched, firmly established, fixed, habituated, hard-shell, hardened, ingrained, inured, inveterate, long-established, proved, seasoned, settled, staid,
valid,
wornAntonime: indefinite, infrequent,
sporadic, uncommitted, unconfirmed,
undecided