RichThesaurus
fruitless
vs
not worth a cress
fruitless
adj
Unproductive, useless.
Of a diet, etc.: without fruit.
Bearing no fruit; barren.
not worth a cress
adj
worthless
How often have the words
fruitless
and
not worth a cress
occurred in a corpus of books?
(source:
Google Ngram Viewer
)