optimistic

adjective

1 always optimistic, Anne felt sure that she would see him:

cheerful, cheery, positive, confident, hopeful, sanguine, bullish, buoyant, bright;

disposed to look on the bright side, inclined to look through rose-coloured spectacles, always expecting the best, full of hope, Pollyannaish, Panglossian;

informal upbeat;

archaic of good cheer.

▷antonyms pessimistic, negative.

2 the forecast is certainly more optimistic:

encouraging, promising, hopeful, bright, rosy, reassuring, favourable, auspicious, propitious.

▷antonyms pessimistic, gloomy, ominous.

word toolkit	optimistic
See confident.

optimistic Oxford Dictionary of English