2 Into an inner room, whose royalty

royalty > magnificence, pomp

3 And rich purveyance might uneath be read;

purveyance > preparation, preparations, provision, provision of victuals might uneath be read > could hardly be described

4 Might princes' place beseem so decked to be.

Might > Would that beseem > seem

5 Which stately manner when they did see, 6 The image of superfluous riotise,

superfluous > extravagant riotise > indulgence, dissipation

7 Exceeding much the state of mean degree,

mean > medium; temperate degree > rank, social station