- 1. [adj-na, n] flat
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) | へんぺいな | (henpeina) |
| Non-past, plain | へんぺいだ | (henpeida) |
| Non-past, polite | へんぺいです | (henpeidesu) |
| Past, plain | へんぺいだった | (henpeidatta) |
| Past, polite | へんぺいでした | (henpeideshita) |
| Negative, plain | へんぺいじゃない | (henpeijanai) |
| Negative, polite | へんぺいじゃないです | (henpeijanaidesu) |
| Past negative, plain | へんぺいじゃなかった | (henpeijanakatta) |
| Past negative, polite | へんぺいじゃなかったです | (henpeijanakattadesu) |
| Te-form | へんぺいで | (henpeide) |
| Conditional (―nara) | へんぺいなら | (henpeinara) |