| discover(verb, fix, check, mark, determine) |
| distinguish(verb, mark, determine, see, note) |
| ferret out(verb, expression, phrasal verb, determine, see) |
| adopt(verb, get, accept, observe, admit) |
| ascertain(verb, determine, see, follow, catch) |
| attend(verb, get, accept, keep, see) |
| audit(verb, get, accept, observe, admit) |
| auscult(verb, get, accept, observe, admit) |
| be attentive(verb, get, accept, observe, admit) |
| bring to light(verb, expression, idiom, determine, see) |
| catch(verb, state, get, accept, mark) |
| catch on(verb, expression, phrasal verb, fix, check) |
| check(verb, determine, discover, confirm, divine) |
| check out(verb, expression, phrasal verb, fix, determine) |
| check up on(verb, expression, idiom, phrasal verb, fix) |
| come upon(verb, expression, phrasal verb, determine, see) |
| concentrate(verb, get, accept, observe, admit) |
| detect(verb, mark, determine, see, note) |
| determine(verb, fix, check, see, establish) |
| dig(verb, fix, check, mark, determine) |