עָמַל (ʻâmalaw-mal'verblabour)
[Heb] עָמַל ETCBC: עמל‎ (verb|labour) OSHL: p.dh.aa TWOT: 1639 GK: H6661
Derivation: a primitive root;
Strong's: to toil, i.e. work severely and with irksomeness
KJV: (take) labour (in).