bolo vs bolo tie

bolo and bolo tie both are nouns.

Word	Noun	Adjective	Verb	Adverb
bolo	Yes	No	No	No
bolo tie	Yes	No	No	No

As nouns, bolo and bolo tie are synonyms defined as:

bolo and bolo tie: a cord fastened around the neck with an ornamental clasp and worn as a necktie

Other synonyms of bolo include bola, bola tie.

bolo (noun)	bolo tie (noun)
long heavy knife with a single edge; of Philippine origin	a cord fastened around the neck with an ornamental clasp and worn as a necktie
a cord fastened around the neck with an ornamental clasp and worn as a necktie