Odments s. pl. odd things, offals
Oh v. to long greatly
Old-man’s-Beard s. clematis
Old-rot s. cow-parsnip (heracleum)
Onlight v.n. to alight from on horse-back
Oól will; o’ot wilt o’ot’n’t wilt not
Ope s. an opening
Open-erse s. a medler (A S open-œrs), a fruit used medicinally
Ordain v. to purpose
Orloge s. a clock (horologe)