Faultlessly is a related term of precisely.
As adverbs the difference between faultlessly and precisely
is that faultlessly is in a faultless manner while precisely is (manner) in a precise manner; exactly.
precisely
English
Adverb
(
en adverb)
(manner) In a precise manner; exactly.
(focus) (Used to provide emphasis)
Synonyms
* (in a precise manner)
Antonyms
* (in a precise manner) imprecisely