1. 一字形钻头：mohr's stress circle 莫尔应力圆 | moil 一字形钻头 | moist 保湿的

2. 辛苦工作：moiety 一半 | moil 辛苦工作 | moire 波纹丝绸

3. 鹤嘴锄：mohlaine 莫兰绉呢 | moil 鹤嘴锄 | moire 波纹绸

4. 苦工,折磨：crotch 腿股叉 | moil 苦工,折磨 | toil 苦工,折磨

verb

1. moisten or soil

e.g. Her tears moiled the letter

2. be agitated

e.g. the sea was churning in the storm

Synonym: churnboilroil

3. work hard

e.g. She was digging away at her math homework
Lexicographers drudge all day long

Synonym: laborlabourtoilfagtravailgrinddrudgedig