Synonyms:
- be abstracted,
- brood,
- brood over,
- cerebrate,
- chaw,
- chew over,
- chew the cud,
- cogitate,
- con over,
- conceive,
- consider,
- contemplate,
- debate,
- deliberate,
- deliberate over,
- deliberate upon,
- design,
- devise,
- digest,
- envisage,
- envision,
- frame,
- have in mind,
- have in view,
- introspect,
- meditate upon,
- mull,
- mull over,
- muse,
- muse on,
- muse over,
- perpend,
- plan,
- play around with,
- play with,
- ponder,
- ponder over,
- reflect,
- reflect over,
- reflect upon,
- revolve,
- ruminate,
- ruminate over,
- run over,
- scheme,
- speculate,
- study,
- think,
- think over,
- think up,
- toy with,
- turn over,
- weigh