belt down vs toss off

belt down and toss off both are verbs.

Word	Noun	Adjective	Verb	Adverb
belt down	No	No	Yes	No
toss off	No	No	Yes	No

As verbs, belt down and toss off are synonyms defined as:

Other synonyms of belt down include bolt down, down, drink down, kill, pop, pour down.

belt down (verb)	toss off (verb)
drink down entirely	drink down entirely
	write quickly