1. A man who makes and leaves a will, or testament, at death.

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

• destater,
• dectator,
• distator,
• testto,
• testor,
• tesatator,
• abstactor,
• atestator,
• attestatorr,
• hesitator,
• hesititor,
• testater,
• textator,
• testatior,
• testtor,
• testatorr,
• Gestatori,
• testatio,
• testatori,
• depattor

• testatrix,
• tested,
• text editor,
• testate,
• tektite,
• testudo.

The adjective form of the word "testator" is "testamentary".

The plural of the "testator" can be the "testators".

The singular of the "testator" can be the "testator".