Definitions of words in Romans 8:16:
Spirit {Easton's Bible Dictionary}
Spirit {International Standard Bible Encyclopedia}
Witness {Easton's Bible Dictionary}
Witness {International Standard Bible Encyclopedia}
God {Easton's Bible Dictionary}
Other definition entries containing Romans 8:16:
Adoption {Easton's}
Adoption {I.S.B.E.}
Hope {I.S.B.E.}
Sanctification {I.S.B.E.}