Marina's oddly ebullient words seemed to come to her slow as balloons. - Middle Age : A Romance (2001) by Joyce Carol Oates (Fourth Estate, paperback edition, 233).
If you describe someone as ebullient, you mean that they are lively and full of enthusiasm or excitement about something. the ebullient Russian President. + ebullience ebul·lience His natural ebullience began to return. very happy and excited (ebullire )
Boiling up or over; hence, manifesting exhilaration or excitement, as of feeling; effervescing