1. That may be interchanged; following each other alternately.

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

• interchangable,
• interchancheable,
• intechangeable,
• interchangble,
• interchangible,
• interchangebly,
• interchangeble,
• interchaneable,
• interchangebale,
• intechangable,
• enterchangeable,
• interchangably,
• interchageable,
• interchanable,
• interchagable,
• inerchangeable,
• interchangeablely,
• interchangabel,
• intercheangable,
• interchangiable

• interchangeably,
• interlanguage,
• interior angle,
• intersecting,
• interchangeability,
• internal ear,
• intermingled,
• interlocking.

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

The plural form of the word "interchangeable" is "interchangeables".

The singular form of the word "interchangeable" is "interchangeable". This word does not change between singular and plural forms.