| confirm(verb, check, determine, discover) |
| check out(verb, expression, phrasal verb, support) |
| establish(verb, support, determine, back) |
| catch on(verb, expression, phrasal verb, check) |
| check up on(verb, expression, idiom, phrasal verb) |
| determine(verb, check, discover, confirm) |
| dig(verb, check, determine, discover) |
| discover(verb, check, determine, confirm) |
| eye(verb, check, determine, establish) |
| eyeball(verb, check, determine, establish) |
| find out(verb, expression, phrasal verb, check) |
| get down cold(verb, expression, idiom, check) |
| get down pat(verb, expression, idiom, check) |
| get hold of(verb, expression, idiom, phrasal verb) |
| get it down(verb, expression, idiom, phrasal verb) |
| get the hang of(verb, expression, idiom, phrasal verb) |
| identify(verb, check, determine, discover) |
| learn(verb, check, determine, discover) |
| learn the ropes(verb, expression, idiom, check) |
| look-see(verb, check, determine, discover) |