hard (adj.)
difficult, not easy [to obtain]
Ham I.ii.60[Polonius to Claudius, of Laertes] Upon his will I sealed my hard consent
KL III.vi.98[disguised Kent to Lear, of Lear's shattered nerves] Which, if convenience will not allow, / Stand in hard cure [i.e. will be difficult to cure]
SHAKESPEARE'S WORDS © 2020 DAVID CRYSTAL & BEN CRYSTAL