The Collaborative International Dictionary of English v.0.48:

Forbear \For*bear"\ (f[o^]r*b[^a]r"), n. [See Fore, and Bear
   to produce.]
   An ancestor; a forefather; -- usually in the plural. [Scot.]
   [Also spelled forebear.] "Your forbears of old." --Sir W.
   Scott.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Forbear \For*bear"\ (f[o^]r*b[^a]r"), v. i. [imp.
   Forbore(Forbare, [Obs.]); p. p. Forborne; p. pr. & vb.
   n. Forbearing.] [OE. forberen, AS. forberan; pref. for- +
   beran to bear. See Bear to support.]
   1. To refrain from proceeding; to pause; to delay.
      [1913 Webster]

            Shall I go against Ramoth-gilead to battle, or shall
            I forbear?                            --1 Kings
                                                  xxii. 6.
      [1913 Webster]

   2. To refuse; to decline; to give no heed.
      [1913 Webster]

            Thou shalt speak my words unto them, whether they
            will hear, or whether they will forbear. --Ezek. ii.
                                                  7.
      [1913 Webster]

   3. To control one's self when provoked.
      [1913 Webster]

            The kindest and the happiest pair
            Will find occasion to forbear.        --Cowper.
      [1913 Webster]

            Both bear and forbear.                --Old Proverb.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Forbear \For*bear"\, v. t.
   1. To keep away from; to avoid; to abstain from; to give up;
      as, to forbear the use of a word of doubtful propriety.
      [1913 Webster]

            But let me that plunder forbear.      --Shenstone.
      [1913 Webster]

            The King
            In open battle or the tilting field
            Forbore his own advantage.            --Tennyson.
      [1913 Webster]

   2. To treat with consideration or indulgence.
      [1913 Webster]

            Forbearing one another in love.       --Eph. iv. 2.
      [1913 Webster]

   3. To cease from bearing. [Obs.]
      [1913 Webster]

            Whenas my womb her burden would forbear. --Spenser.
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

61 Moby Thesaurus words for "forbear":
   abstain, abstain from, avoid, be patient, bear,
   bear with composure, bridle, carry on, carry through, cease, curb,
   desist, dispense with, do without, endure, escape, eschew, evade,
   forgive, forgo, give quarter, have mercy upon, have pity, hold,
   hold aloof from, hold back, hold off, inhibit, keep, keep back,
   keep from, keep in hand, let alone, let go by, let up on, melt,
   never touch, not touch, not use, pardon, pass up, refrain,
   refrain from, relax, relent, reprieve, reserve, restrain,
   sacrifice, save, shun, spare, stand aloof from, suffer,
   take pity on, thaw, tolerate, wait, wait it out, waive, withhold