んば

Etymology
Shift from. First attested in of the early 1200s.

→

The was probably originally the topic particle, also used in contrastive emphasis to indicate a conditional in certain constructions. Compare modern. The nasal likely appeared due to the voicing of the negative auxiliary that often preceded the particle in this usage. Over time, this then became conflated with the regular conditional verb suffix.

Particle

 * [[虎穴に入らずんば虎子を得ず|
 * [[虎穴に入らずんば虎子を得ず|

Usage notes
This form attaches to adjective forms or the auxiliary. It corresponds to the archaic +  form of verbs.

Etymology
From, from.

Noun

 * 1) lip