Synonyms of observance in English:

observance


See US English definition of observance

See UK English definition of observance

See Spanish definition of observancia

noun

1‘strict observance of the rules’

SYNONYMS
compliance with, adherence to, conformity to, obedience to, acquiescence in, accordance with, respect for
keeping, obeying, observation, fulfilment of, following, performance, honouring, heeding
archaic abidance by
ANTONYMS

disregard

2‘religious observances’

SYNONYMS
rite, ritual, ceremony, ceremonial, celebration, practice, service, office, festival, tradition, custom, convention, usage, habit, formality, form
formal praxis

3‘her baby's motionless observance of me’

SYNONYMS
scrutiny, observation, examination, inspection, watching, viewing, eyeing, looking