different between numberless vs copious

English

Etymology

number +? -less.

Adjective

numberless (not comparable)

1. Without number; having too many to count.

   The stars are as numberless as the grains of sand on a beach.

   • 1923, Walter de la Mare, Seaton's Aunt

     The lunch […] consisted […] of […] lobster mayonnaise, cold game sausages, an immense veal and ham pie farced with eggs, truffles, and numberless delicious flavours; besides kickshaws, creams and sweetmeats.

Synonyms

• (without number): countless, endless; see also Thesaurus:innumerable

English

Etymology

From Middle English copious, from Latin copiosus, copia (“abundance”), from co- + ops (“wealth”) + -osus (“full of”).

Pronunciation

• (US) IPA^(key): /?ko?pi.?s/
• Rhymes: -??pi?s

Adjective

copious (comparative more copious, superlative most copious)

1. Vast in quantity or number, profuse, abundant; taking place on a large scale.
   • 1748. David Hume. Enquiry concerning Human Understanding. Section 3. § 18.

     These loose hints I have thrown together, in order to excite the curiosity of philosophers, and beget a suspicion at least, if not a full persuasion, that this subject is very copious,

2. Having an abundant supply.
3. Full of thought, information, or matter; exuberant in words, expression, or style.

Derived terms

• copiously
• copiousness

Translations

References