t'ai chi vs taichi

t'ai chi and taichi both are nouns.

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

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

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

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

t'ai chi (noun)	taichi (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