propitious

Concise Oxford English Dictionary © 2008 Oxford University Press:
propitious /prəˈpɪʃəs/

▶adjective

• 1 giving or indicating a good chance of success; favourable.

• 2 archaic favourably disposed towards someone.

– derivatives
propitiously adverb,
propitiousness noun.

– origin ME: from OFr. propicieus or L. propitius ‘favourable, gracious’.