平ら

Etymology
.

Attested in the  (720 CE). The  (late ) gives two readings for 平, タヒラ (tahira, modern taira) and タヒラカ (tahiraka); it is not clear whether the two had different meanings.

Adjective

 * 1) flat, even, level, smooth, having no variation in altitude
 * 2) stable, calm, at peace
 * 3) relaxed, lacking formality
 * 1) relaxed, lacking formality
 * 1) relaxed, lacking formality

Noun

 * 1) flatness