I . a.
1.
Of nature.
2.
Original, indigenous, native.
3.
Essential, characteristic, native.
4.
Regular, normal, legitimate, in the course of nature, consistent with nature, conformable to nature.
5.
Affectionate, kind.
6.
Unaffected, real, genuine, simple, ingenuous, artless, spontaneous.
7.
Unregenerate.
8.
Life-like.
9.
Illegitimate, bastard.
II . n.
Fool, simpleton, idiot.