Origin: Latin suffix -able
Favourable has 5 different meanings across 1 category:
encouraging or approving or pleasing
"a favorable reply"
"he received a favorable rating"
"listened with a favorable ear"
"made a favorable impression"
(of winds or weather) tending to promote or facilitate
"the days were fair and the winds were favorable"
giving an advantage
"a contract advantageous to our country"
"socially advantageous to entertain often"
presaging or likely to bring good luck or a good outcome
"a favorable time to ask for a raise"
"lucky stars"
"a prosperous moment to make a decision"
Pleasing, encouraging or approving.
"The manager gave a favourable nod to the proposal after hearing our detailed plan."