adjective

sufficient

suh-FISH-unt/səˈfɪʃnt/

Enough to meet a need, purpose, or standard.

Four chairs provide sufficient seating for the four guests.

Exactly four chairs ready for four arriving guests, adequate seating without surplus.
Etymology

The “up to” and “make/do” combination developed the sense “supply as a substitute.” Its participle described something adequate: what supplies enough to meet the need.

In context

The Autodidact's Toolkit17:07
the cause then a cause is not a sufficient thing enough to bring about the effect
What Is Causation and Can It Explain?

More examples

  • One coat of paint was not sufficient.
  • We have sufficient evidence to continue.
  • Please allow sufficient time for the transfer.

Forms

sufficient

sufficiency noun — an adequate amount

sufficiently adverb — to an adequate degree

Similar words

enough
The ordinary equivalent.
adequate
Meets a requirement, sometimes only barely.