Source : Webster's Revised Unabridged Dictionary (1913)

Kindly \Kind"ly\, a. [Compar. {Kindlier}; superl. {Kindliest}.]
   [AS. cyndelic. See {Kind}, n. ]
   1. According to the kind or nature; natural. [R.]

            The kindly fruits of the earth.       --Book of Com.
                                                  Prayer.

            An herd of bulls whom kindly rage doth sting.
                                                  --Spenser.

            Whatsoever as the Son of God he may do, it is kindly
            for Him as the Son of Man to save the sons of men.
                                                  --L. Andrews.

   2. Humane; congenial; sympathetic; hence, disposed to do good
      to; benevolent; gracious; kind; helpful; as, kindly
      affections, words, acts, etc.

            The shade by which my life was crossed, . . . Has
            made me kindly with my kind.          --Tennyson.

   3. Favorable; mild; gentle; auspicious; beneficent.

            In soft silence shed the kindly shower. --Pope.

            Should e'er a kindlier time ensue.    --Wordsworth.

   Note: ``Nothing ethical was connoted in kindly once: it was
         simply the adjective of kind. But it is God's ordinance
         that kind should be kindly, in our modern sense of the
         word as well; and thus the word has attained this
         meaning.'' --Trench.

Kindly \Kind"ly\, adv.
   1. Naturally; fitly. [Obs.] --Chaucer.

            Examine how kindly the Hebrew manners of speech mix
            and incorporate with the English language --Addison.

   2. In a kind manner; congenially; with good will; with a
      disposition to make others happy, or to oblige.

            Be kindly affectioned one to another, with brotherly
            love.                                 --Rom. xii.
                                                  10.

Source : WordNet®

kindly
     adj 1: showing or motivated by sympathy and understanding and
            generosity; "was charitable in his opinions of
            others"; "kindly criticism"; "a kindly act";
            "sympathetic words"; "a large-hearted mentor" [syn: {charitable},
             {sympathetic}, {large-hearted}]
     2: generously responsive; "good-hearted but inept efforts to
        help"; "take a kindly interest"; "a kindly gentleman"; "an
        openhearted gift to charity" [syn: {good-hearted}, {kind},
         {openhearted}]
     3: pleasant and agreeable; "a kindly climate"; "kindly breeze"
     adv : in a kind manner or out of kindness; "He spoke kindly to the
           boy"; "she kindly overlooked the mistake" [ant: {unkindly}]
     [also: {kindliest}, {kindlier}]