opportune

adjectives

suitable or at a time that is suitable or advantageous especially for a particular purpose
"an opportune place to make camp"; "an opportune arrival"
is derived from
is derived from
antonym
is similar to
most suitable or right for a particular purpose
"a good time to plant tomatoes"; "the right time to act"; "the time is ripe for great sociological changes"
is similar to
done or happening at the appropriate or proper time
"a timely warning"; "with timely treatment the patient has a good chance of recovery"; "a seasonable time for discussion"; "the book's publication was well timed"
see also
giving an advantage
"a contract advantageous to our country"; "socially advantageous to entertain often"