Definition of overfavourable in US English:

overfavourable

adjective

  • Excessively favourable.

Origin

Late Middle English; earliest use found in Reginald Pecock (c1392–?1459), bishop of Chichester and religious author. From over- + favourable.

Pronunciation

overfavourable

/ˌəʊvəˈfeɪv(ə)rəbl/