bloomsday

As nouns the difference between taxonomy and bloomsday

is that taxonomy is the science or the technique used to make a classification while Bloomsday is an annual celebration (on 16 June, in Dublin and elsewhere) of the life of Irish writer James Joyce and the events depicted in his novel Ulysses.

As a proper noun Dublin

is the capital of the Republic of Ireland.

As a noun Bloomsday is

an annual celebration (on 16 June, in Dublin and elsewhere) of the life of Irish writer James Joyce and the events depicted in his novel Ulysses.

As nouns the difference between celebration and bloomsday

is that celebration is celebration while bloomsday is an annual celebration (on 16 june, in dublin and elsewhere) of the life of irish writer .

As nouns the difference between annual and bloomsday

is that annual is an annual publication; a book, periodical, journal, report, comic book, yearbook, etc., which is published serially once a year, which may or may not be in addition to regular weekly or monthly publication while Bloomsday is an annual celebration (on 16 June, in Dublin and elsewhere) of the life of Irish writer James Joyce and the events depicted in his novel Ulysses.

As an adjective annual

is happening once every year.