individual
this
that
size
classifier for people or objects in general or an action
indicates approximation when placed before numbers and after a verb
adds emphasis when added before a complement used with a verb
size
height
one
possessive particle
ten thousand dollars
bucks
(n.) a day or one day; (slang) used as part of a prepositional phrase (一日都係) to blame someone (or something or 'a reason') for some negative things that have happened, all because of; owing to; thanks to (e.g. 一日都係你 means "It's all because of you" or "Thanks to you".)