θερίζω
to do summer-work, to mow, reap
θερίζω to harvest
Derivation: from G2330 (in the sense of the crop);
KJV Usage: reap. G2330
Thayer:
1) to reap, harvest
2) proverbial expression for sowing and reaping
3) cut off, destroy
3a) as crops are cut down with a sickle

θερίδω
theridō
ther-id'-zo
From G2330 (in the sense of the crop); to harvest
KJV Usage: reap.