- 1. [adj-na, n] clumsy; unskillful
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) | せつれつな | (setsuretsuna) |
| Non-past, plain | せつれつだ | (setsuretsuda) |
| Non-past, polite | せつれつです | (setsuretsudesu) |
| Past, plain | せつれつだった | (setsuretsudatta) |
| Past, polite | せつれつでした | (setsuretsudeshita) |
| Negative, plain | せつれつじゃない | (setsuretsujanai) |
| Negative, polite | せつれつじゃないです | (setsuretsujanaidesu) |
| Past negative, plain | せつれつじゃなかった | (setsuretsujanakatta) |
| Past negative, polite | せつれつじゃなかったです | (setsuretsujanakattadesu) |
| Te-form | せつれつで | (setsuretsude) |
| Conditional (―nara) | せつれつなら | (setsuretsunara) |