anchor vs ground tackle

anchor and ground tackle both are nouns.

Word	Noun	Adjective	Verb	Adverb
anchor	Yes	No	Yes	No
ground tackle	Yes	No	No	No

As nouns, anchor and ground tackle are synonyms defined as:

anchor and ground tackle: a mechanical device that prevents a vessel from moving

anchor (noun)	ground tackle (noun)
a mechanical device that prevents a vessel from moving	a mechanical device that prevents a vessel from moving
a central cohesive source of support and stability
a television reporter who coordinates a broadcast to which several correspondents contribute

anchor (verb)	ground tackle (verb)
secure a vessel with an anchor
fix firmly and stably