| bend over backwards(expression, idiom) |
| check out(verb, expression, phrasal verb, mind, notice) |
| exercise caution |
| go on tiptoe(expression, idiom) |
| guard |
| guard against(verb, expression, mind, notice, avoid) |
| handle with gloves(expression, idiom) |
| heads up(verb, expression, phrasal verb, see, mind) |
| hearken(verb, mind, notice, spot, avoid) |
| heed(verb, mind, notice, spot, avoid) |
| keep an eye out(verb, expression, idiom, phrasal verb, see) |
| keep eyes open(verb, expression, idiom, mind, notice) |
| keep tabs(verb, expression, see, mind, notice) |
| listen(verb, mind, notice, spot, avoid) |
| make haste slowly(expression, idiom) |
| mind(verb, notice, spot, avoid, attend) |
| notice(verb, mind, spot, avoid, attend) |
| pay attention(verb, expression, see, mind, notice) |
| peg(verb, mind, notice, spot, avoid) |
| pick up on(verb, expression, idiom, phrasal verb, see) |