creditable

From credit +‎ -able.

• IPA^(key): /ˈkɹɛdɪtəbəl/

creditable (comparative more creditable, superlative most creditable)

1. Credible or believable.
   • 1847, Benjamin Franklin Hall, The Land Owner's Manual:

     Before receiving his testimony, the officer is required to ascertain from his own knowledge or by a creditable witness that he is a subscribing witness to the deed.

   • 1996, Giannino Malossi, Latin Lover: The Passionate South:

     A more creditable rumour concerned Valentino's hallmark killer glance ...

2. That brings credit or honour; respectable.
3. That can be assigned; assignable.

Some authorities regard the usage of creditable in sense 1 (credible, believable) as an error.

• (believable): believable, credible
• (that brings credit): commendable, respectable
• (that can be assigned): assignable

• (antonym(s) of “believable”): unbelievable, incredible, increditable

• directable