Bible Dictionaries
Their, Theirs

Vine's Expository Dictionary of NT Words

* Note: These pronouns are the rendering of (1) auton, the genitive plur. of autos, "he," e.g., Matthew 2:12; (2) heauton, "of themselves," the genitive plur. of heautou, "of himself," e.g., Matthew 8:22; Romans 16:4,18 , "their own;" or the accusative plur. heautous, e.g., 2 Corinthians 8:5 , "their own selves" (for John 20:10 , see HOME , A, No. 3); (3) idious, the accusative plur. of idios, "one's own," e.g., 1 Corinthians 14:35 , "their own;" (4) touton, lit., "of these," the gen. plur. of houtos, "this," Romans 11:30 , "their (disobedience);" (5) ekeinon, the gen. plur. of ekeinos, "that one" (emphatic), e.g., 2 Corinthians 8:14 (twice), "their," lit., "of those;" 2 Timothy 3:9 , "theirs."