byth

Etymology
From, possibly borrowed from , in which case.

Noun

 * 1) eternity

Adverb

 * 1) even
 * 2) ever
 * 3) never, ever
 * 1) never, ever
 * 1) never, ever

Usage notes

 * In the standard language, when qualifying verbs, is used with completed tenses in the past (present perfect, simple past, pluperfect), while  is used with other tenses (present, future, imperfect, conditional).


 * In some southern dialects, may be used colloquially where standard language employs.


 * With verbs negated by, is usually found in post-subject position, where it replaces the.
 * usually resists mutation but may be mutated in some cases, for example, optionally when folloqing the comparative degree of adjectives.