doubly distilled (spirits), distilled

when a drop falls on the hot pan, it burns off immediately, Metaphorically: unsustainable thing not durable or lasting,

lack of timeliness will not set the matters right, whatever is done

strange, queer, unique

perform an impossible task

excuses put up for delay

observant of sexual morality

useless, worthless

blindly, thoughtlessly, carelessly

ever-ready for sexual intercourse, lecherous, of easy virtue

refrain, i.e. couplet or verse repeated in a poem

settlement of revenue