资料来源 : pyDict

不诚实的,无诚意的,伪善的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Insincere \In`sin*cere"\, a. [L. insincerus. See {In-} not, and
   {Sincere}.]
   1. Not being in truth what one appears to be; not sincere;
      dissembling; hypocritical; disingenuous; deceitful; false;
      -- said of persons; also of speech, thought; etc.; as,
      insincere declarations.

   2. Disappointing; imperfect; unsound. [Obs.]

            To render sleep's soft blessings insincere. --Pope.

   Syn: Dissembling; hollow; hypocritical; deceptive deceitful;
        false; disingenuous; untrustworthy.

资料来源 : WordNet®

insincere
     adj : lacking sincerity; "a charming but thoroughly insincere
           woman"; "their praise was extravagant and insincere"
           [ant: {sincere}]