- 1. [n, adj-no, adj-na] shrewdness; sharpness; astuteness; acumen; tact
Conjugation — Adjective (―na)
This word itself does not change -- these are forms of the copula だ ("to be") attached to it.
| Attributive (before a noun) | らつわんな | (ratsuwanna) |
| Non-past, plain | らつわんだ | (ratsuwanda) |
| Non-past, polite | らつわんです | (ratsuwandesu) |
| Past, plain | らつわんだった | (ratsuwandatta) |
| Past, polite | らつわんでした | (ratsuwandeshita) |
| Negative, plain | らつわんじゃない | (ratsuwanjanai) |
| Negative, polite | らつわんじゃないです | (ratsuwanjanaidesu) |
| Past negative, plain | らつわんじゃなかった | (ratsuwanjanakatta) |
| Past negative, polite | らつわんじゃなかったです | (ratsuwanjanakattadesu) |
| Te-form | らつわんで | (ratsuwande) |
| Conditional (―nara) | らつわんなら | (ratsuwannara) |