The synonyms for fastidious can include meticulous, exacting, or scrupulous. Words with a negative connotation are fussy or finicky.
Picky, very fussy, very careful hope this helps
careful, squeamish
Meticulous, fastidious, finicky, scrupulous, picky, punctilious, exact, rigid...
A fastidious person is someone who is very demanding or hard to please, critical in thinking, meticulous and fussy. "Fastidiously" means doing things in the manner of such a person.
I am not fastidious.
prudent,painstaking,scrupulous,heedful,circumspect,vigilant discreet,wary,meticulous,lax,negligent
My uncle is a fastidious eater.
She was known for her fastidious attention to detail when it came to organizing her workspace.
Lena's fastidious attention to detail ensured that the project was completed flawlessly and on time.
The maid is fastidious in her housekeeping.
Pasteurella is not considered fastidious. It can grow on standard laboratory media with no special nutritional requirements. It is a fastidious bacterium.