lying

This word is a primary source of confusion in English due to the overlap between the present participle of "lie" (to recline) and the present participle of "lie" (to deceive). While they share the same form, their grammatical behavior differs; the reclining sense is intransitive and never takes a direct object, whereas the deceptive sense often targets a specific fact or person.

As a noun, "lying" refers to the abstract concept of dishonesty. It is an uncountable noun, meaning it cannot be pluralized or counted with numbers. Instead, it is treated as a general activity or habit, similar to "cheating" or "stealing."