Both Uses

transgress
in
Exodus
(Auto-generated)

23:21 Beware of him, and obey his voice, provoke him not; for he will not pardon your transgressions: for my name is in him.†
Chpt 21-25 *

transgressions = acts that violate rules, promises, or social norms
34:6 And the LORD passed by before him, and proclaimed, The LORD, The LORD God, merciful and gracious, longsuffering, and abundant in goodness and truth, 34:7 Keeping mercy for thousands, forgiving iniquity and transgression and sin, and that will by no means clear the guilty; visiting the iniquity of the fathers upon the children, and upon the children's children, unto the third and to the fourth generation.†
Chpt 30-35

transgression = an act that violates a rule, promise, or social norm

Definitions:

(1) (transgress)
to violate a rule, promise, or social norm
(2) (meaning too rare to warrant focus)
Much more rarely (and archaically), transgress can mean: "spread over land, especially along a subsiding shoreline" as in "The sea transgresses along the West coast of the island."