What is the meaning of Think?

To ponder, to go over in one's mind.

To have (some statement) in one's mind; to say to oneself mentally.

To communicate to oneself in one's mind, to try to find a solution to a problem.

To conceive of something or someone [with of; or with on]

To be of opinion (that); to consider, judge, regard, or look upon (something) as.

To guess; to reckon; to believe while admittedly being uncertain.

To plan; to be considering; to be of a mind (to do something).

To presume; to venture.

Ellipsis of think so.

An act of thinking; consideration (of something).

To seem, to appear.

alternative form of thinken

to think, to conceive, to have in mind

to believe, to hold as an opinion, to judge; to feel, to have as an emotion

to ponder, to meditate, to consider, to reflect on

to have scruples, to doubt, to reconsider

to devise, to work out, to contrive

to be ashamed

thought, opinion, frequently one’s own opinion

Source: wiktionary.org