(un-) accustomer, -ing) X diligently, expert, instruct, learn, skilful, teach(-er,

Strong’s Dictionary of Hebrew Words:

Transliteration:
lamad
Phonic:
law-mad’
Meaning:
a primitive root; properly, to goad, i.e. (by implication) to teach (the rod being an Oriental incentive)
KJV Usage:
(un-) accustomed, X diligently, expert, instruct, learn, skilful, teach(-er, - ing)