1. encouraging or approving or pleasing

Similar word(s): affirmative, affirmatory, complimentary, affirmative, approbative, approbatory, approving, plausive, indulgent, good, favorable

2. (of winds or weather) tending to promote or facilitate

- The rain stopped at a favourable time for our tennis match.

Similar word(s): propitious, following, favorable

3. giving an advantage

Similar word(s): beneficial, good, plus, positive, preferential, expedient, opportune, profitable, advantageous, favorable

4. presaging or likely to bring good luck or a good outcome

Similar word(s): propitious, favorable, golden, lucky, prosperous

Sentences with favourable as an adjective:

- The candidate wearing the business suit made a favourable impression.

- We made quick progress, due to favourable winds.

- She says that she was born under a favourable star.