tacky vs cheap

tacky and cheap both are adjectives.

Word	Noun	Adjective	Verb	Adverb
tacky	No	Yes	No	No
cheap	No	Yes	No	No

As adjectives, tacky and cheap are synonyms defined as:

Other synonyms of tacky include brassy, flash, flashy, garish, gaudy, gimcrack, loud, meretricious, tatty, tawdry, trashy.

tacky (adjective)	cheap (adjective)
tastelessly showy	relatively low in price or charging low prices
(of a glutinous liquid such as paint) not completely dried and slightly sticky to the touch	of very poor quality; flimsy
	embarrassingly stingy
	tastelessly showy