1. See Ether.

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

• eather,
• eether,
• aither,
• zether,
• sether,
• qether,
• awther,
• asther,
• adther,
• a4ther,
• a3ther,
• aerher,
• aefher,
• aegher,
• aethet,
• ether,
• aethar,
• etherr,
• heether,
• eatther

The adjective form of the word "aether" is "aethereal".

The plural of the "aether" can be the "aethers".

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