G786 ἄσπονδος - Strong's Greek Lexicon Number

LSJ Gloss:
ἄσπονδος
without drink-offering
Dodson:
ἄσπονδος
implacable
implacable, "not to be bound by truce".
Strong's:
ἄσπονδος
literally, without libation (which usually accompanied a treaty), i.e. (by implication) truceless
Derivation: from G1 (as a negative particle) and a derivative of G4689;

KJV Usage: implacable, truce-breaker.

G1 G4689
Thayer:
1) without a treaty or covenant
1a) of things not mutually agreed upon e.g. abstinences from hostilities
2) that cannot be persuaded to enter into a covenant, implacable

2 occurrences of G786 ἄσπονδος

Romans 1:31
2 Timothy 3:3