to bite the hand that feeds one, an ungrateful person harms his benefactor

forgive someone's favor or goodwill, to harm someone who was the beneficial earlier

to bite the hand that feeds

it is called for ungrateful and kindness person, the one who gives pain to the kind person

the pot calls the kettle black

the kettle calling the pot black, the defective person should look at its own defects before opening the tongue, the one who have a clean image, then it is brag

one praises him who pays him, money commands obedience

rain cats and dogs

be very clever, act cunningly

be characterless, become a vagrant

be spendthrift or extravagant

the one can do the work that he learns

bleeding in whole vein

urge, incite

swollen, swelling

during, meanwhile, in the meantime, in these conditions

that