- 1. [adj-na, n] polite; courteous; civil (hon)
- 2. [adj-na, n] careful; close; thorough; conscientious (hon)
- 3. [adj-na, n] overly courteous; overly careful; overly thorough — used sarcastically
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) | ごていねいな | (goteineina) |
| Non-past, plain | ごていねいだ | (goteineida) |
| Non-past, polite | ごていねいです | (goteineidesu) |
| Past, plain | ごていねいだった | (goteineidatta) |
| Past, polite | ごていねいでした | (goteineideshita) |
| Negative, plain | ごていねいじゃない | (goteineijanai) |
| Negative, polite | ごていねいじゃないです | (goteineijanaidesu) |
| Past negative, plain | ごていねいじゃなかった | (goteineijanakatta) |
| Past negative, polite | ごていねいじゃなかったです | (goteineijanakattadesu) |
| Te-form | ごていねいで | (goteineide) |
| Conditional (―nara) | ごていねいなら | (goteineinara) |