discover

How to sign: get to know or become aware of, usually accidentally
"I learned that she has two grown-up children"; "I see that you have been promoted";

Similiar / Same: get word, get wind, get a line, learn, hear, find out, pick up, see

Within this category: ascertain, discover, get the goods, trip up, wise up

discover

How to sign: make known to the public information that was previously known only to a few people or that was meant to be kept a secret
"The auction house would not disclose the price at which the van Gogh had sold"; "The actress won't reveal how old she is"; "bring;

Similiar / Same: disclose, divulge, let on, reveal, expose, give away, let out, impart, bring out, break

Categories: tell

Within this category: betray, blackwash, blow, come out of the closet, confide, leak, muckrake, out, reveal, spill the beans, spring

discover

How to sign: discover or determine the existence, presence, or fact of
"She detected high levels of lead in her drinking water"; "We found traces of lead in the paint";

Similiar / Same: detect, observe, notice, find

Categories: sight

Within this category: find out, instantiate, see, sense, trace