Certifications: awarded by chartered professional institutes
Certificates: regular courses offline or online.
Seen it misused on CVs, Twitter & LinkedIn, please don’t mix it up.
An accounting certification can be awarded by Institute of Chartered Accountants of Nigeria(ICAN) or Association of Chartered Certified Accountants(ACCA), etc
While accounting certificates can be gotten at training academies, online, etc. eg, coursera
It’s best to separate them on your CVs