No definitions found for 'irrepressible optimist'
Perhaps one of these:
irreproducible,
irreversibleness,
irreprovably,
irrefragably,
irrefrangibleness,
irreparable,
irreversible,
irreversible process,
irreverence,
irrepressibly,
irreproachableness,
irreprehensibleness,
irreprovableness,
irreformable,
irreverently,
irrefragability,
irreversibly,
irrefragable,
irreprehensibly,
irreprehensible,
irreparableness,
irreverent,
irreprovable,
irrefrangible,
irreproachably,
irreproachable,
irrepressible,
irreversibility,
irreparably,
irrefrangibility,
irrefragableness,
irrepressibility,
irrubrical,
irrepresentable,
irreparability,
irreverend,
irreproducibility,
irreversible steering gear