taichichuan vs t'ai chi

taichichuan and t'ai chi both are nouns.

Word	Noun	Adjective	Verb	Adverb
taichichuan	Yes	No	No	No
t'ai chi	Yes	No	No	No

As nouns, taichichuan and t'ai chi are synonyms defined as:

taichichuan and t'ai chi: a Chinese system of slow meditative physical exercise designed for relaxation and balance and health

Other synonyms of taichichuan include t'ai chi chuan, tai chi, tai chi chuan, taichi.

taichichuan (noun)	t'ai chi (noun)
a Chinese system of slow meditative physical exercise designed for relaxation and balance and health	a Chinese system of slow meditative physical exercise designed for relaxation and balance and health