The adverb. Adverbs of degree like micle, swīðe, ful, &c., are commonly found in the thesis, and even if they stand in the arsis they usually do not alliterate, as
óftor mícle þonne on ǣ́nne sī́ð.Beow. 1580.
When adverbs of this kind have a special rhetorical emphasis they may of course alliterate, as
éfne swā mícle swā bið mǣ́gða cræft. Beow. 1284.
ac hē is snél and swíft and swī́ðe lḗoht.Phoen. 317.
Adverbs which modify the meaning of the word which they precede alliterate, as
ǣ́scholt úfan grǣ̀g: wæs sē ī́renþrḗat.Beow. 330.
Adverbial prepositions preceding the verb also alliterate,
hēt þā ū́p béran ǣ́ðelìnga gestrḗon.Beow. 1920,
but not when they follow the verb,