- 1. [adj-na, n] mediocrity; imbecility
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) | ようぐな | (youguna) |
| Non-past, plain | ようぐだ | (youguda) |
| Non-past, polite | ようぐです | (yougudesu) |
| Past, plain | ようぐだった | (yougudatta) |
| Past, polite | ようぐでした | (yougudeshita) |
| Negative, plain | ようぐじゃない | (yougujanai) |
| Negative, polite | ようぐじゃないです | (yougujanaidesu) |
| Past negative, plain | ようぐじゃなかった | (yougujanakatta) |
| Past negative, polite | ようぐじゃなかったです | (yougujanakattadesu) |
| Te-form | ようぐで | (yougude) |
| Conditional (―nara) | ようぐなら | (yougunara) |