1. To make national.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• bationalise,
• mationalise,
• jationalise,
• hationalise,
• nztionalise,
• nstionalise,
• nwtionalise,
• nqtionalise,
• narionalise,
• nafionalise,
• nagionalise,
• nayionalise,
• na6ionalise,
• na5ionalise,
• nationalize,
• natonalise,
• nationallise,
• natonalize,
• nationallize,
• conationals

• national guard,
• national flag,
• nationalist,
• national park,
• national bank,
• nationalism,
• national,
• nationalize,
• nationality,
• notional,
• national debt,
• nationalistic,
• nationally,
• national trust.

The adverb form of the word "nationalise" is "nationally".

The adjective form of the word "nationalise" is "nationalized".

The plural form of the word "nationalise" is "nationalises".

The singular form of the word "nationalise" is "nationalize"