| occupy thoughts(expression, settle, establish, think) |
| peruse(verb, settle, establish, think) |
| ponder(verb, settle, establish, think) |
| pour it on(expression, idiom, settle, establish) |
| put mind to(expression, idiom, settle, establish) |
| rivet(verb, settle, establish, think) |
| ruminate(verb, settle, establish, think) |
| scrutinize(verb, settle, establish, think) |
| set(verb, settle, establish, think) |
| think hard(expression, settle, establish, think) |
| weigh(verb, settle, establish, think) |
| apply(verb, settle, establish, think) |
| establish(verb, settle, think, deliberate) |
| intensify(verb, settle, establish, think) |
| knuckle down(expression, settle, establish, think) |
| settle(verb, establish, think, deliberate) |
| study(verb, settle, establish, think) |
| sweat(verb, settle, establish, think) |
| pour on(verb, expression, settle, establish) |
| rack brains(verb, expression, settle, establish) |