It is an example (not a direct quotation) of a Shakespearean insult, complete with a misspelling of the term vassel(vassal, an underling or person of lesser social status).
Beslubbering is roughly equal to slobbering or drooling, either a comment on one's poor table manners, or implying they are mentally deficient.
Fat-kidneyed is just an anatomical reference, where oversized kidneys represent some sort of overindulgence, dietary excess, or overconsumption of alcohol
Vassel (vassal) was a feudal position lower than a lord, suggesting that the person is not highborn.
gross; lubberly
When in eternal lines to time thou grow'st,
You fall flat on your face. You're embarassed.
it means your humored or indulged
It means who you are must you never know if you turn that into the english we use now. hope it helps.
gross; lubberly
"Where are you".
You did
You were
Thee and thou mean "you" in old english.
Hi
"Where art thou" means "where are you." The use of the word "thou" indicates the speaker is asking someone who is on friendly, informal terms with him, or her.
What hast thou done means what have you done.
When in eternal lines to time thou grow'st,
you're mine
Dost is a form of the verb to do, as "I do", "Thou dost", "He does". The "thou" forms of verbs are rarely seen any more, and "thou dost" would usually be said "you do" So, 'if thou dost pronounce it faithfully' means 'if you do mean what you say'
It is a Welsh hymn and it translates as Thou gravest or Thou has given