1. Eight times ten; fourscore.

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

• mghty,
• eighte,
• sightt,
• eitht,
• eaght,
• emight,
• highty,
• naighty,
• ewight,
• amighty,
• eightys,
• eighy,
• eighten,
• egpty,
• eaight,
• elight,
• eghty,
• jight,
• dight,
• eightht

• height,
• -ity,
• weight,
• eight,
• mighty,
• eighth.

The adjective form of the word "eighty" is "eightieth".

The plural form of the word "eighty" is "eighties"

The singular form of the word "eighty" is "eighty".