suspend vs postpone

suspend and postpone both are verbs.

Word	Noun	Adjective	Verb	Adverb
suspend	No	No	Yes	No
postpone	No	No	Yes	No

As verbs, postpone is a hypernym of suspend; that is, postpone is a word with a broader meaning than suspend:

Other hypernyms of suspend include defer, hold over, prorogue, put off, put over, remit, set back, shelve, table.

suspend (verb)	postpone (verb)
stop a process or a habit by imposing a freeze on it	hold back to a later time
cause to be held in suspension in a fluid
make inoperative or stop
hang freely
bar temporarily; from school, office, etc.
render temporarily ineffective