pondered:
mulled over, contemplated
Pallas:
Athena - Greek goddess of wisdom
tawny:
yellowish-brown color
obeisance:
bowing as a sign of reverence
Alliteration:
Repeated consonant sounds Internal
Rhyme:
Rhyme within the line. Assonance:
Repeated vowel sounds
Metaphor:
Compares two things without using the word like or as.