- 1. [adj-na, adj-no, adv, n] brimming with health (vigor, vigour); full of vitality; full of health
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) | げんきいっぱいな | (genkiippaina) |
| Non-past, plain | げんきいっぱいだ | (genkiippaida) |
| Non-past, polite | げんきいっぱいです | (genkiippaidesu) |
| Past, plain | げんきいっぱいだった | (genkiippaidatta) |
| Past, polite | げんきいっぱいでした | (genkiippaideshita) |
| Negative, plain | げんきいっぱいじゃない | (genkiippaijanai) |
| Negative, polite | げんきいっぱいじゃないです | (genkiippaijanaidesu) |
| Past negative, plain | げんきいっぱいじゃなかった | (genkiippaijanakatta) |
| Past negative, polite | げんきいっぱいじゃなかったです | (genkiippaijanakattadesu) |
| Te-form | げんきいっぱいで | (genkiippaide) |
| Conditional (―nara) | げんきいっぱいなら | (genkiippainara) |