to find it hard to speak because of strong emotions
強い感情のために話すのが難しい (tsuyoi kanjou no tame ni hanasu no ga muzukashii)
"She choked on emotions while giving her farewell speech."
"彼女は別れのスピーチをしているときに感情で詰まった。" (Kanojo wa wakare no supiichi o shite iru toki ni **kanjou de tsumatta**.)
to restore people's trust or optimism
to modify behavior to work better with colleagues
to remove dust from something
to invent or imagine something together with someone
to get someone involved in something unwillingly
to repeat words from a person or source in speech or writing