Synonym of nourish a viper in one's bosom.

(idiomatic) to do acts of kindness that will be met with ingratitude and will cause one harm in the end

plural of read-only memory

Putting forth one's best efforts.

To refrain from familiarity with somebody or something; to stay aloof.

(born) illegitimately, outside of wedlock

plural of one-legged

(archaic) Alternative form of pipe the eye (“to weep”)

Synonym of slip-on (“garment without fasteners”)

(idiomatic, colloquial) To test someone to see how much bad behaviour they will tolerate; to try to deceive someone to see how gullible they are.