Faith—a dynamic entire belief and acceptance.
Belief—intellectual acceptance only.
Conviction—intellectual belief held on what seem to be good reasons.
Reliance—dependence on another for something, based on trust.
Trust—the feeling of sure expectation of another’s help and reliance on his word, character etc.
Confidence—the sense of security that goes with trust.
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Faith is a feeling in the whole being, belief is mental; confidence means trust in a person or in the Divine or a feeling of surety about the result of one’s seeking or endeavour.
[Sri Aurobindo: Letters on Yoga]