boare

boare [CL] , to boom, bellow. b (pr. ppl.) Thunderer (divine epithet). rudibundi, id est rudentes et boantes Aldh. PR 131; more boat Marcus frendentis voce leonis Alcuin Carm. 70. 8; ecce bootaurus ‥ / ‥ terribili voce boando venit Neckam DS II 498; rauco murmure terra boat Ib. 500; to rowt, sicut bos, boare, mugire CathA.  b †934 ni satus alti subveniat Boantis CS 702 (cf. W. Malm. GP V 201, 250).