1. Oldest; most advanced in age.

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

• oldiest,
• oldet,
• odest,
• elitest,
• elapst,
• erliest,
• eldist,
• oldist,
• elitst,
• altest,
• elast,
• etest,
• alest,
• edest,
• ltest,
• eldests,
• olest,
• oldsest,
• eldiest,
• elist

• oldest,
• elitist.

The adjective form of the word "eldest" is "eldest".

The plural form of "eldest" is "eldest" as it is an adjective used to describe the oldest or eldest person in a family or group. It does not have a separate plural form.

The singular form of the word "eldest" is "eldest" itself. The word "eldest" does not have a distinct singular form; it is used to refer to the oldest individual among a group of people or things.