Cogitation (noun): The action of thinking deeply about something. (चिंतन ,सोच विचार करना )

Synonyms: Speculation, Brooding, Deliberation, Rumination, Musing

Example: After some cogitation, she decided to support them.

Uses:

At the core of any cogitation about Pakistan, firm focus needs to be retained on the centrality of its “deep state” — the unholy nexus of its army’s General Headquarters and the Inter-Service Intelligence (ISI) Directorate.