crystalize or crystaliseverb

• nastic
• nasturtium
• nasty
• NASUWT
• nat.
• natal
• natality
• natant
• natation
• natatorial
• natatory
• natch
• nates
• NATFHE
• natheless
• nation
• national
• national anthem
• National Assembly
• national assistance
• national bank
• national call
• National Certificate
• national curriculum
• national debt