Bychanig, a. dimminutive
Bychanigo, v. to disparage
Bychanigyn, n. a very little, small, or minute thing
Bychanu, v. to lessen; to slight
Bychod, n. a small matter
Bychygyr, n. a drone, a wasp
Byd, n. a world, or universe; gwyn fyd, happiness
Bydol, a. worldly, secular
Bydoldeb, n. worldliness
Bydolddyn, n. a worldling