3037. lithos -- a stone
... stone, millstone. Apparently a primary word; a stone (literally or figuratively) --
(mill-, stumbling-)stone. (lithoi) -- 4 Occurrences. ...
/greek/3037.htm - 6k

4348. proskomma -- a stumbling, an occasion of stumbling
... offense, stumbling block. From proskopto; a stub, ie (figuratively) occasion of
apostasy -- offence, stumbling(-block, (-stone)). see GREEK proskopto. ...
/greek/4348.htm - 6k

858. aphelotes -- simplicity
... what is uncomplicated and unencumbered, ie without hindrances or stumbling blocks
(J. Thayer). Word Origin from apheles (without a stone, even, smooth ...
/greek/858.htm - 7k

Isaiah 8:14
And he shall be for a sanctuary; but for a stone of stumbling and for a rock of offense to both the houses of Israel, for a gin and for a snare to the inhabitants of Jerusalem.
Nave's Topical Index—AKJV

Romans 9:32,33
Why? Because they sought it not by faith, but as it were by the works of the law. For they stumbled at that stumbling stone;
Nave's Topical Index—AKJV

1 Peter 1:8
Whom having not seen, you love; in whom, though now you see him not, yet believing, you rejoice with joy unspeakable and full of glory:
Nave's Topical Index—AKJV