understood vs silent

understood and silent both are adjectives.

Word	Noun	Adjective	Verb	Adverb
understood	No	Yes	No	No
silent	No	Yes	No	No

As adjectives, understood and silent are synonyms defined as:

understood and silent: implied by or inferred from actions or statements

Other synonyms of understood include tacit.

understood (adjective)	silent (adjective)
fully apprehended as to purport or meaning or explanation	implied by or inferred from actions or statements
implied by or inferred from actions or statements	unable to speak because of hereditary deafness
	having a frequency below or above the range of human audibility
	marked by absence of sound
	failing to speak or communicate etc when expected to
	not made to sound
	expressed without speech