treacherous vs punic

treacherous and punic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
treacherous	No	Yes	No	No
punic	No	Yes	No	No

As adjectives, treacherous and punic are synonyms defined as:

treacherous and punic: tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans

Other synonyms of treacherous include perfidious.

treacherous (adjective)	punic (adjective)
dangerously unstable and unpredictable	tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans
tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans