Any help appreciated.
1A: The capacity to feel pain:A-G----
18A: Old verse forms of six six-lined stanzas: SESTIN--
3D: Mock orange:--R-N-A
4D:The former half-yearly payment to the parish minister's widow:--N-T
22D:Just beginning,immature: -N-H-A-E
25D:An oakum string used in caulking: P-E-G-T