sinning vs venial sin

sinning and venial sin both are nouns.

Word	Noun	Adjective	Verb	Adverb
sinning	Yes	Yes	No	No
venial sin	Yes	No	No	No

As nouns, venial sin is a hyponym of sinning; that is, venial sin is a word with a more specific, narrower meaning than sinning:

sinning: an act that is regarded by theologians as a transgression of God's will
venial sin: a pardonable sin regarded as entailing only a partial loss of grace

Other hyponyms of sinning include fall, actual sin, original sin, deadly sin, mortal sin.

sinning (noun)	venial sin (noun)
an act that is regarded by theologians as a transgression of God's will	a pardonable sin regarded as entailing only a partial loss of grace

sinning (adjective)	venial sin (adjective)
transgressing a moral or divine law