believe

As a noun conviction

is (countable) a firmly held belief.

As a verb believe is

(label) to accept as true, particularly without absolute certainty (ie, as opposed to knowing).

As verbs the difference between believe and desire

is that believe is to accept as true, particularly without absolute certainty (i.e., as opposed to knowing while desire is to want; to wish for earnestly.

As a noun desire is

someone or something wished for.

As verbs the difference between purport and believe

is that purport is to convey, imply, or profess outwardly (often falsely) while believe is (label) to accept as true, particularly without absolute certainty (ie, as opposed to knowing).

As a noun purport

is import, intention or purpose.

As verbs the difference between endorse and believe

is that endorse is to support, to back, to give one's approval to, especially officially or by signature while believe is to accept as true, particularly without absolute certainty (i.e., as opposed to knowing.

As a noun endorse

is a diminutive of the pale, usually appearing in pairs on either side of a pale.

As verbs the difference between guide and believe

is that guide is while believe is (label) to accept as true, particularly without absolute certainty (ie, as opposed to knowing).

As a noun ethics

is the study of principles relating to right and wrong conduct.

As a verb believe is

to accept as true, particularly without absolute certainty (i.e., as opposed to knowing.

As verbs the difference between satisfy and believe

is that satisfy is to do enough for; to meet the needs of; to fulfill the wishes or requirements of while believe is (label) to accept as true, particularly without absolute certainty (ie, as opposed to knowing).

As verbs the difference between considered and believe

is that considered is (consider) while believe is (label) to accept as true, particularly without absolute certainty (ie, as opposed to knowing).

As verbs the difference between despair and believe

is that despair is (obsolete) to give up as beyond hope or expectation; to despair of while believe is (label) to accept as true, particularly without absolute certainty (ie, as opposed to knowing).

As a noun despair

is loss of hope; utter hopelessness; complete despondency.

As a verb believe

is (label) to accept as true, particularly without absolute certainty (ie, as opposed to knowing).

As a noun perception is

organization, identification, and interpretation of sensory information.