1. That can not be counted.

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

• acountable,
• uncontable,
• uncontrable,
• uncomftable,
• uncomtable,
• uncoftable,
• uncofrtable,
• unacountable,
• unnacountable,
• uncofatable,
• unqoutable,
• unsounable,
• unsoundabel,
• unsooundable,
• unsoundabble,
• uncomestable,
• uncomatable,
• uncometable,
• uncomeatable,
• undountable

• unacquainted,
• unaccountably,
• unconstrained,
• unaccented,
• uncontrollable,
• unconcealed,
• unsoundness,
• unconscionable,
• uncomfortably,
• unconformable,
• uncomparable,
• uncombable,
• unconstraint,
• unsoundable,
• uncounted,
• unaccountable,
• unconsolable,
• uncomfortable.

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

The plural form of the word "uncountable" is "uncountables".

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