observe - verb

• discover or determine the existence, presence, or fact of
• make mention of
• observe with care or pay close attention to
• watch attentively
• show respect towards
• behave as expected during of holidays or rites
• follow with the eyes or the mind
• stick to correctly or closely
• conform one's action or practice to

observe - thesaurus

celebrate   detect   discover   find   follow   honor   honour   keep   maintain   mention   note   notice   remark   respect   watch