yeah, yep

used to state the speaker thinks something is obvious and that one should not ponder further; well, well yeah
used to state that the speaker thinks everything that can be said has been said and would like to finish the topic
(colloquial) expresses uncertainty; well
used to encourage the conversation partner to give a response; well?
used to express surprise, awe, or caution
(colloquial) Filled pause, usually connecting a previous sentence; well
introduces a question, often lightly emotionally charged
used to draw attention to the current situation

emphatic particle used with imperatives to speed up a performed action; c'mon, now