Ashkenazic: Jews who live in or whose ancestory comes from Central and Eastern Europe, originally from the Germanic lands.
Birkat Hamazon: Grace after meals in Hebrew.
Chuppah: Wedding canopy.
Sephardic: Jews who live in or whose ancestry comes from Spain or Portugal.
Yahrzeit/Anos: Anniversary of the date of death within the Ashkenazic and Sephardic communities, respectively.