As adverbs the difference between heedily and weedily
is that heedily is (obsolete) heedfully; attentively while weedily is in a weedy manner.
heedily
English
Adverb
(
en adverb)
(obsolete) Heedfully; attentively.
*, II.17:
*:if heedily he endevour to measure and count them, he shall finde that what he did by nature and chance, he cannot doe it so exactly by desseign.