ticker vs tick

ticker and tick both are nouns.

Word	Noun	Adjective	Verb	Adverb
ticker	Yes	No	No	No
tick	Yes	No	Yes	No

ticker (noun)	tick (noun)
a character printer that automatically prints stock quotations on ticker tape	any of two families of small parasitic arachnids with barbed proboscis; feed on blood of warm-blooded animals
a small portable timepiece	a light mattress
the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body	a mark indicating that something has been noted or completed etc.
	a metallic tapping sound

ticker (verb)	tick (verb)
	put a check mark on or near or next to
	sew
	make a clicking or ticking sound
	make a sound like a clock or a timer