Roget's Thesaurus

#772. Observance

Nouns

observance, performance, compliance, acquiescence, concurrence; obedience etc. 743; fulfillment, satisfaction, discharge; acquittance, acquittal. adhesion, acknowledgment; fidelity etc. (probity) 939; exact etc. 494; observance.

Verbs

observe, comply with, respect, acknowledge, abide by; cling to, adhere to, be faithful to, act up to; meet, fulfill; carry out, carry into execution; execute, perform, keep, satisfy, discharge; do one's office. perform an obligation, fulfill an obligation, discharge an obligation, acquit oneself of an obligation; make good; make good one's word, make good one's promise, keep one's word, keep one's promise; redeem one's pledge; keep faith with, stand to one's engagement.

Adjectives

observant, faithful, true, loyal; honorable etc. 939; true as the dial to the sun, true as the needle to the pole; punctual, punctilious; literal etc. (exact) 494; as good as one's word.

Adverbs

faithfully etc. adj..

Phrases

ignoscito saepe alteri nunquam tibi [Lat.]; tempori parendum [Lat.]; to God, thy country, and thy friend be true [Vaughan].