とわ

Etymology
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From. Appears in the , likely dating to the early 900s CE. Pronounced as toba until the later.

Ultimate derivation. May be a contraction of earlier, or may have been an independent term used to form tokotoba as a compound.

Adjective

 * 1) constant, permanent, everlasting

Usage notes
Listed in some dictionaries as a ; other sources only list this as a. Historical usage suggests that this was only used with particle as an adverb, and not with particle  or classical  as an adjective. When this appears attributively, it is followed by particle,  the usual construction when using a noun to modify another noun.

Noun

 * 1) eternity
 * 2) constancy, permanence, everlastingness