HackerVoca

sin : transgress / verb [intransitive, transitive] formal
to do something that is against the rules of social behaviour or against a moral principle: Those who have transgressed against custom must be punished.
transgressor noun [countable]
transgression / noun [countable, uncountable]
, trespass, violation, crime, offense
sincere : candid, earnest, plain, genuine, true, real
sip1 / / verb [intransitive, transitive]
to drink something slowly, taking very small mouthfuls: She was sitting at the bar sipping a Martini.
[+ at]: Kruger sipped at his whisky thoughtfully.