4 All waxed weary of their journal toil:
waxed > grown journal > daily; or: viatical (a "journal" was also a day's travel, or any journey; hence "iournall toil" = "travel", "progress")
5 Therefore I will their sweaty yokes assoil
assoil > pardon, absolve; hence: release, do away with
6 At this same furrow's end, till a new day: 7 And you, fair swains, after your long turmoil,
swains > perhaps: young men (addressing the "learned throng" of 100.1:8); or: lovers (meaning Scudamour and Amoret)
8 Now cease your work, and at your pleasure play; 9 Now cease your work; tomorrow is a holy-day.
holy-day > {Day set aside for religious observance; day on which work is suspended; holiday}
FINIS.
=> PRINTER'S CONTRACTIONS