From BiblePortal Wikipedia

Vine's Expository Dictionary of NT Words [1]

1: Γένος (Strong'S #1085 — Noun Neuter — genos — ghen'-os )

akin to ginomai, "to become," denotes (a) "a family,"  Acts 4:6 , "kindred;"  Acts 7:13 , RV, "race" (AV, "kindred");  Acts 13:26 , "stock;" (b) "an offspring,"  Acts 17:28;  Revelation 22:16; (c) "a nation, a race,"  Mark 7:26 , RV, "race" (AV, "nation");  Acts 4:36 , RV "(a man of Cyprus) by race," AV, "of the country (of Cyprus);" genos does not mean "a country;" the word here signifies "parentage" (Jews had settled in Cyprus from, or even before, the reign of Alexander the Great);  Acts 7:19 , RV, "race" (AV, "kindred");  Acts 18:2,24 , RV, "by race" (AV, "born");  2—Corinthians 11:26 , "countrymen;"  Galatians 1:14 , RV, "countrymen" (AV, "nation");  Philippians 3:5 , "stock;"  1—Peter 2:9 , RV, "race" (AV, "generation"); (d) "a kind, sort, class,"  Matthew 13:47 , "kind;" in some mss. in  Matthew 17:21 , AV, "kind;"  Mark 9:29 , "kind;"  1—Corinthians 12:10,28 , "kinds" (AV, "diversities");  1—Corinthians 14:10 (ditto). See Beget , B.

2: Φύσις (Strong'S #5449 — Noun Feminine — phusis — foo'-sis )

among its various meaning denotes "the nature, the natural constitution or power of a person or thing," and is translated "kind" in  James 3:7 (twice), "kind" (of beasts etc.), and "(man)kind," lit., "human kind." See Nature , Natural.

 James 1:18 1—Corinthians 15:37 2—Corinthians 6:13

Webster's Dictionary [2]

(1): ( a.) Nature; natural instinct or disposition.

(2): ( superl.) Having feelings befitting our common nature; congenial; sympathetic; as, a kind man; a kind heart.

(3): ( superl.) Characteristic of the species; belonging to one's nature; natural; native.

(4): ( superl.) Gentle; tractable; easily governed; as, a horse kind in harness.

(5): ( superl.) Proceeding from, or characterized by, goodness, gentleness, or benevolence; as, a kind act.

(6): ( v. t.) To beget.

(7): ( a.) Nature; style; character; sort; fashion; manner; variety; description; class; as, there are several kinds of eloquence, of style, and of music; many kinds of government; various kinds of soil, etc.

(8): ( a.) Race; genus; species; generic class; as, in mankind or humankind.

(9): ( superl.) Showing tenderness or goodness; disposed to do good and confer happiness; averse to hurting or paining; benevolent; benignant; gracious.

King James Dictionary [3]

KIND, n.

1. Race genus generic class as in mankind or humankind. In technical language, kind answers to genus. 2. Sort, in a sense more loose than genus as, there are several kinds of eloquence and of style, many kinds of music, many kinds of government, various kinds of architecture or of painting, various kinds of soil, &c. 3. Particular nature as laws most perfect in their kind. 4. Natural state produce or commodity, as distinguished from money as taxes paid in kind. 5. Nature natural propensity or determination.

Some of you, on pure instinct of nature,

Are led by kind t' admire your fellow creature.

6. Manner way. Little used. 7. Sort. He spoke with a kind of scorn or contempt.

KIND, a.

1. Disposed to do good to others, and to make them happy by granting their requests, supplying their wants or assisting them in distress having tenderness or goodness of nature benevolent benignant.

God is kind to the unthankful, and to the evil.  Luke 6 .

Be ye kind one to another, tender-hearted.  Ephesians 4

2. Proceeding from tenderness or goodness of heart benevolent as a kind act a kind return of favors.