from ἄκρον and probably a modified form of (the penis or male sexual organ); the prepuce; by implication, an uncircumcised (i.e. gentile, figuratively, unregenerate) state or person:--not circumcised, uncircumcised (with ἔχω), uncircumcision.
from κατά and λύω; to loosen down (disintegrate), i.e. (by implication) to demolish (literally or figuratively); specially (compare κατάλυμα) to halt for the night:--destroy, dissolve, be guest, lodge, come to nought, overthrow, throw down.
from a primary (to parcel out, especially food or grazing to animals); law (through the idea of prescriptive usage), genitive case (regulation), specially, (of Moses (including the volume); also of the Gospel), or figuratively (a principle):--law.
middle voice from ἔργον; to toil (as a task, occupation, etc.), (by implication) effect, be engaged in or with, etc.:--commit, do, labor for, minister about, trade (by), work.
TRV