Abbott-Smith Manual Greek Lexicon
ὑπόνοια (G5283)
1 (KJV) ὑπόνοια , -ας, ἡ ( ὑπονοέω ), [in LXX: Da LXX 4:16 , 32 5:6 ( רַעְיוֹן ), Sir 3:34* ;] a suspicion : I Ti 6:4 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain