worthless

He was worthless as a painter.

he's naught but a worthless fool.

That worthless book is the production of an ignorant author.

Worthless for all practical purposes

Don't read worthless books.

a useless or worthless byproduct

the counterfeit and the worthless Poor do a world of mischief to the cause of beneficence.

Joan had been deserted by a worthless husband.

Why do you read that worthless rag?

He left his wife for a worthless actress.

This contract is worthless; you've been taken for a ride!

We were shanghaied into buying worthless securities.

defrauded the immigrants by selling them worthless land deeds.

An unscrupulous salesperson roped us into buying worthless property.

"But Yuan Shao's little brother Yuan Shu thought he was just a lowly servant,and wanted him out, "Guards,kick this worthless fleabag out!"